A Joomla website does not remain secure on its own once it goes live. Joomla, extensions, templates, and the server environment are constantly changing. Regular updates help address known vulnerabilities, minimize technical issues, and keep your website running reliably.
Your Joomla website is often a key point of contact for customers, employees, and partners. Visitors use the website to search for information, download documents, make a reservation, or fill out a form. It is therefore important that the website remains available, fast, and reliable.
Still, technical maintenance of a website is sometimes put off. As long as everything on the front end appears normal, there seems to be little reason to take action. But behind the scenes, Joomla, extensions, templates, or the version of PHP being used can become outdated.
Regular Joomla updates help fix known bugs and security issues. They also ensure that various technical components work more seamlessly together. That doesn’t mean a recent version of Joomla offers absolute protection. However, updates are an important part of a broader security strategy.
Joomla updates fix more than just visible issues
Joomla is an actively developed content management system. Developers regularly release new versions to fix bugs, address security issues, and improve the system’s performance.
Not every update serves the same purpose. There are three main types.
A feature update adds new capabilities or improves existing ones. Examples include a more user-friendly control panel, a new way to manage media, or improvements to workflows.
A bug fix resolves an error in the software. Such an error does not necessarily pose a direct security risk. For example, it may cause problems when saving content, sending emails, or processing certain input.
A security update, also known as a security patch, fixes a vulnerability. A vulnerability is a weakness in software that can be exploited under certain circumstances.
For example, on July 7, 2026, Joomla released versions 6.1.2 and 5.4.7. These releases included both security patches and bug fixes. The Joomla Security Center noted that the patches addressed issues such as improper access control and various forms of cross-site scripting. With cross-site scripting, malicious code can be executed via a web page when specific conditions are met. That’s why you shouldn’t simply dismiss update notifications as mere technical announcements. Behind a small version number may lie a fix for a problem you can’t see on the front end.
Delayed updates allow known vulnerabilities to persist
When a security issue is discovered, the Joomla Security Strike Team investigates the report. After a solution is developed and tested, it is incorporated into a new version of Joomla. The Joomla Project then publishes which versions are affected and which version you should update to. Once that information is made public, website administrators know which update is needed. At the same time, attackers gain more insight into the nature of the problem that was fixed. A website that isn’t updated may therefore continue to contain a known vulnerability.
That doesn’t mean that every vulnerability is automatically exploited. The actual risk depends on various factors, such as the website’s configuration, the extensions it uses, access permissions, and the nature of the vulnerability. Waiting too long, however, does extend the period during which the outdated code remains active.
Furthermore, attacks often occur automatically. Software can scan large numbers of websites for known Joomla versions, vulnerable files, outdated extensions, or poorly secured admin pages. A small local website is therefore not automatically any less attractive a target. The attacker does not need to know the company to try to exploit a technically identifiable vulnerability.
The Belgian Center for Cybersecurity Belgium advises organizations to install security updates as soon as they become available, including updates for software from third-party vendors. This is important for Joomla, because many websites use various extensions from other developers.
Practical tip
Don’t wait until your website starts displaying error messages or becomes inaccessible. Check regularly to see which security updates are available and which ones should be tested first.
Your Joomla website consists of several components
Updating only the Joomla core is not enough. The Joomla core is the central system that allows you to manage pages, users, menus, and content. Various other technical components are built around that system. Read more about why Joomla is also suitable for large-scale websites, portals, and custom solutions, where this type of maintenance becomes even more important.
Extensions
An extension adds additional features to Joomla. Examples include contact forms, newsletters, reservation systems, document managers, search functions, and online stores.
Each extension contains its own program code. The developer of that extension is responsible for updates and compatibility. When an extension is no longer maintained, new issues may remain unresolved.
For example, an outdated form extension could pose a risk to a law firm that receives confidential requests through its website. Even if Joomla itself is up to date, that single extension could still be a vulnerability.
Templates
The template determines much more than just colors and fonts. It also contains technical code for page layout, mobile display, scripts, and modules.
When updating a Joomla template, you should therefore check to make sure the design continues to function properly. An update may be safe from a security standpoint, but it can still cause visual discrepancies if the template has been heavily customized.
The server environment
Joomla runs on a server that includes PHP and a database, among other things. PHP is the programming language used to run a large part of Joomla. PHP versions also have their own support periods.
As of July 2026, PHP 8.2 and 8.3 will receive only security support. PHP 8.4 and 8.5 are in active support. Joomla 6 recommends PHP 8.4 and lists PHP 8.3 as the minimum supported version. Therefore, you should check whether PHP itself is still receiving updates, and just as importantly, whether the version is suitable for your Joomla installation. Your Joomla website is therefore a single technical entity. The Joomla core, extensions, template, PHP, database, and server settings must remain compatible with one another.
What Can Happen If Joomla Maintenance Is Overdue?
An outdated Joomla website isn’t necessarily hacked right away. However, the risk of technical and security issues can increase as more components become outdated.
An attacker may attempt to gain access to an administrator account, upload malicious files, or modify data in the database. Malware is software that is installed on a system with malicious intent. For example, it can create unwanted pages, redirect visitors, or send spam.
Even without a full takeover, problems can arise. A contact form can be misused to send large amounts of spam. Files can be modified without you noticing right away. In other cases, unwanted links or pages appear that are primarily visible to search engines.
The potential consequences extend beyond the technical problem itself:
- Forms or reservations may no longer work;
- Visitors can see security alerts;
- personal data may be exposed;
- The hosting provider may temporarily block the website;
- Investigation and restoration can take a lot of time.
For example, a restaurant with a reservation system might miss requests if an integration goes down. A B2B company might lose leads if the quote form stops sending submissions. Even if the problem is resolved quickly, you still need to check which data or files may have been altered.
Furthermore, technical problems aren’t always visible. The homepage may load normally, while behind the scenes there may be suspicious files, outdated extensions, or recurring error messages.
Why a Joomla Update Should Be Checked First
Updating a Joomla website is sometimes easy. With a recent and well-maintained installation, a routine update can go smoothly. Still, it’s not wise to click the update button without checking first.
Extensions and templates must be compatible with the new version. Customizations, external links, and server settings can also affect the result.
A professional Joomla update therefore usually consists of several steps:
- Check for available updates and security alerts.
- Check the compatibility of extensions, templates, PHP, and the database.
- Create a complete backup of your files and database.
- Perform the update and test key features.
- Monitor error messages, logs, and unexpected changes.
A backup is a copy that can be used to restore the website. That backup must be complete, recent, and usable. Simply knowing that a backup exists somewhere is not enough.
For larger updates, a staging environment may be necessary. This is an isolated copy of the website where updates are tested first. This allows you to verify that forms, logins, search functions, reservations, and links continue to work before making changes to the live website.
The official Joomla documentation warns that downgrading after an upgrade is not supported. If a problem arises, restoring from a backup is the recommended course of action. Joomla also recommends, for certain technical fixes, that you first create a full backup and test the change in a test environment.
Practical tip
Don’t just check whether a backup was created. At the very least, verify thoroughly that all files and the database are present and that the backup can actually be restored.
Updates are one layer of your Joomla security
Regular Joomla updates reduce the risk that known issues will persist. However, they do not constitute a comprehensive security strategy.
A secure Joomla website requires multiple layers of protection. These include strong and unique passwords, multi-factor authentication for administrators, restricted access rights, and reliable hosting. With multi-factor authentication, you must complete a second verification step in addition to entering a password—for example, using an authenticator app.
Security monitoring and malware scans also play an important role. Monitoring involves regularly checking logs, changes, or suspicious activity. This allows problems to be detected more quickly.
A web application firewall, such as Cloudflare, can filter out suspicious traffic before it reaches the server. This can increase your website’s resilience and slow down certain automated attacks. However, such a firewall is no substitute for updates. If a vulnerable extension remains active, the underlying code remains in place.
The best approach, therefore, combines various measures:
- the latest Joomla core, extensions, and templates;
- secure administrator accounts and restricted permissions;
- monitored backups and recovery options;
- monitoring, malware detection, and logging;
- secure hosting and a properly configured firewall.
That combination can reduce the risk and allow for a quicker response if something does go wrong.
How often should you update Joomla?
There is no set maintenance schedule that works for every website. A simple business website with just a few pages has a different risk profile than a website that includes user accounts, reservations, personal data, or external links.
Updates should therefore be reviewed regularly. Critical security updates typically require a more rapid assessment than a standard functional update. The goal is not to blindly deploy every change immediately, but to quickly determine what the update resolves and what verification is needed.
For an active company website, regular, ongoing updates are more sensible than a major annual maintenance overhaul. When updates pile up over the course of months, it becomes harder to pinpoint which change is causing a problem.
The current support status plays an important role in this regard. As of July 2026, Joomla 6.1.2 and Joomla 5.4.7 are the most recent stable releases. According to the official roadmap, Joomla 5 will receive regular bug fixes until October 13, 2026, and after that, only security fixes until October 12, 2027. According to the current schedule, Joomla 6 will receive regular bug fixes through October 17, 2028, and security fixes through October 16, 2029. Scheduled dates are subject to change. If you’re still using an older major version of Joomla, you should check whether a standard update is possible. Often, this requires upgrading Joomla to a supported version, which may also involve modifying or replacing extensions, templates, and customizations.
Regular update, maintenance, or Joomla migration?
Not every website requires the same approach. The right approach depends on the current version, the backlog, and the technical complexity.
| Approach | When is it appropriate? | Key Checks |
|---|---|---|
| Regular Update | Joomla and most extensions have been recently | Backup, compatibility, and functionality testing |
| Technical Maintenance | Several updates are overdue, or an extension is no longer supported | Complete inventory, test environment, and potential replacement |
| Upgrade or Migration | The main version of Joomla is no longer supported | New requirements, extensions, templates, customizations, redirects, and extensive testing |
For a routine update, the work may be limited to checking, updating, and testing. For a technical maintenance session, an investigation is required first. For example, an outdated extension may need to be replaced before the rest can be safely updated.
A Joomla migration involves more extensive changes to the technical infrastructure. You’ll therefore need to take into account modified templates, links, URLs, forms, and server requirements.
Practical tip
If you have an outdated Joomla website, start by conducting a technical assessment. This will help you identify which components are still supported and prevent you from combining several major changes without proper preparation.
Joomla maintenance also supports stability and search engine visibility
Joomla updates are primarily important for security and stability. They can also indirectly affect the user experience and online visibility.
An infected website may contain unwanted pages, links, or redirects. Search engines may display a warning when they detect malicious content. Malfunctions, error pages, and prolonged downtime can also hinder indexing.
Performance is also a factor. An outdated technical environment can limit new optimizations or cause problems with mobile browsers and modern server technology. That doesn’t mean a Joomla security update will automatically result in higher rankings on Google. However, proper maintenance does help prevent technical issues that could harm your search visibility.
For visitors, trust is just as important. An error message, a broken form, or a security warning can cause someone to leave the site. Professional Joomla website maintenance therefore helps you minimize security risks and, just as importantly, ensures that the website functions reliably.
Conclusion: Have your Joomla website professionally maintained
Regular Joomla updates help address known vulnerabilities, fix technical issues, and ensure that the various components of your website remain compatible. To do this, you need to look beyond the Joomla core. Extensions, templates, PHP, the database, and the hosting environment also require attention.
An update doesn’t always have to be complicated. For a well-maintained Joomla website, a routine update can often be carried out efficiently. However, if updates have been delayed for a long time, extensions are no longer supported, or the Joomla version is outdated, a technical assessment is required first.
LOFT 33 can help you check your current Joomla version, analyze extensions and templates, perform secure updates, create backups, run security scans, and check for malware. We can also determine whether a standard update is sufficient or whether a Joomla upgrade or migration would be a better option, as part of our broader range of services for websites and online stores.
In addition, LOFT 33 can provide ongoing support for your Joomla website through professional Joomla maintenance, monitoring, secure hosting, and Cloudflare security. This means we don’t wait until a problem arises to take action; instead, your website is regularly checked and maintained.
Would you like to know if your Joomla website is still up to date, secure, and easy to maintain? Request a no-obligation review of your website.
Frequently Asked Questions About Regular Joomla Updates
Joomla updates fix bugs, improve performance, and resolve known security issues. If you delay updates, outdated code may remain active. That doesn’t mean your website will automatically be hacked, but it can increase the risk. Checking regularly helps you determine in a timely manner which updates are needed.
There is no set frequency for every website. However, available updates and security alerts should be checked regularly. A critical security update usually requires faster action than a routine functional improvement. Complex websites may first need a compatibility check or testing in a staging environment.
The website may continue to function, but known bugs and vulnerabilities may remain. Over time, compatibility issues may also arise with extensions, templates, PHP, or the hosting environment. The longer updates are postponed, the greater the likelihood that a future maintenance session will require more investigation and adjustments.
Yes. Extensions and templates contain their own code and may have their own security issues or technical errors. A recent Joomla core update does not automatically make an outdated extension secure. Before every update, you should also verify that the new version is compatible with your Joomla version and server environment.
An update can cause problems if an extension, template, or custom modification is incompatible. That is why it is important to create a full backup beforehand and test the website after the update. For complex or severely outdated websites, it is best to perform the update on a staging environment first.
A full backup is highly recommended, especially for security updates, major version changes, or complex websites. The backup must include both the files and the database. Also, make sure the backup is usable. If an update does not go smoothly, the website can be restored from that backup.
That is often possible, but usually not with a single standard update. First, you need to determine which version of Joomla, extensions, template, and PHP version are being used. Some extensions may need to be replaced or modified. If the major version is unsupported, a planned Joomla migration is usually required.
An update upgrades your website to a newer version within an existing or directly supported version series. A migration is more extensive and often occurs when switching to a new major version of Joomla. This also requires checking the template, extensions, links, customizations, and server requirements.
The cost depends on the size, age, and complexity of the website. A simple Joomla website requires less maintenance than a platform with reservations, user accounts, or external integrations. The backlog of updates, outdated extensions, and desired monitoring also play a role. A technical analysis allows for a realistic estimate.
No. Cloudflare can filter suspicious traffic, mitigate attacks, and better protect the server. However, it does not remove vulnerable code from Joomla, extensions, or templates. Cloudflare therefore works best as an additional layer of security alongside regular updates, secure accounts, backups, monitoring, and reliable hosting.
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