CVE-2026-65758 tassos.gr CVE debrief

Who should care

Defenders responsible for Joomla installations using the Convert Forms extension, particularly those with publicly accessible Submissions views, should assess exposure and verify access controls.

Why it matters

CVE-2026-65758 exposes sensitive data in Joomla Convert Forms extension. Defenders must verify exposure, restrict access, and update vulnerable versions.

• Unauthenticated access to form submissions may expose sensitive information.
• Lack of access control for Submissions view allows unauthorized data access.
• Defenders must verify exposure and restrict access to authorized users.

Technical summary

The Convert Forms extension for Joomla, versions 2.5.0-5.2.2, has a sensitive data exposure vulnerability. The front-end Submissions view does not enforce access control, allowing unauthenticated visitors to list a form's submissions. This vulnerability exposes sensitive information, and defenders must verify exposure, restrict access to authorized users, and update vulnerable versions. The vulnerability is caused by the lack of access control for the Submissions view, which allows unauthorized data access.

Defensive priority

Defenders should prioritize verifying exposure of Joomla installations using Convert Forms extension 2.5.0-5.2.2 and assessing access controls for the Submissions view.

Recommended defensive actions

• Verify Joomla installations for Convert Forms extension versions 2.5.0-5.2.2 and assess access controls for the Submissions view.
• Restrict access to the Submissions view to authorized users only.
• Monitor for unauthorized access to form submissions.
• Update Convert Forms extension to a version that enforces access control for the Submissions view.

Evidence notes

The CVE record and NVD entry provide details on the sensitive data exposure in Convert Forms extension 2.5.0-5.2.2. The Submissions view did not enforce access control, allowing unauthenticated visitors to list a form's submissions.

Sources and references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.