What’s Vulnerable › Vulnerabilities

CVE-2026-77026: Joomla Extension - tassos.gr - Client-controlled validation bypass in Convert Forms extension < 5.2.5

• Severity: medium (CVSS 6.9 v4.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-08-20 · updated 2026-08-26
• Weakness: CWE-602

Description

Joomla Extension - tassos.gr - Client-controlled validation bypass in Convert Forms extension < 5.2.5 - The front-end Submissions view did not enforce access control. An unauthenticated visitor could therefore list a form's submissions.

Affected products

• tassos.gr Convert Forms extension for Joomla: 1.0.0-5.2.5

References

• https://www.tassos.gr/joomla-extensions/convert-forms

Get alerted when CVE-2026-77026 or the next vulnerability affects your stack