JoomShaper Helix Ultimate Extension up to 2.2.9 Return Redirect Uri::isInternal return redirect

Summaryinfo

A vulnerability has been found in JoomShaper Helix Ultimate Extension up to 2.2.9 and classified as problematic. This vulnerability affects the function Uri::isInternal of the component Return Redirect. Performing a manipulation of the argument return results in redirect. This vulnerability was named CVE-2026-78079. The attack may be initiated remotely. There is no available exploit.

Detailsinfo

A vulnerability classified as problematic has been found in JoomShaper Helix Ultimate Extension up to 2.2.9. This affects the function Uri::isInternal of the component Return Redirect. The manipulation of the argument return with an unknown input leads to a redirect vulnerability. CWE is classifying the issue as CWE-601. A web application accepts a user-controlled input that specifies a link to an external site, and uses that link in a Redirect. This simplifies phishing attacks. This is going to have an impact on integrity. The summary by CVE is:

Joomla Extension - joomshaper.com - Open Redirect via Base64 Return Parameter in Helix Ultimate < 2.2.10 - Return redirect parameters accepted arbitrary Base64 strings without verifying whether the resolved target was an internal site URL via Uri::isInternal.

It is possible to read the advisory at joomshaper.com. This vulnerability is uniquely identified as CVE-2026-78079 since 08/22/2026. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. It demands that the victim is doing some kind of user interaction. Technical details of the vulnerability are known, but there is no available exploit. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 08/31/2026). The attack technique deployed by this issue is T1204.001 according to MITRE ATT&CK.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Productinfo

Vendor

• JoomShaper

Name

• Helix Ultimate Extension

Version

• 2.2.0
• 2.2.1
• 2.2.2
• 2.2.3
• 2.2.4
• 2.2.5
• 2.2.6
• 2.2.7
• 2.2.8
• 2.2.9

CPE 2.3info

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CPE 2.2info

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