What is GHSA-gh3c-9wwf-mj2v?

GHSA-gh3c-9wwf-mj2v is a security advisory published by GitHub Security Advisories with Critical severity. Joomla Extension - joomlaeventmanager.net - Privileged remote code execution in Joomla Event...

Which CVE IDs does GHSA-gh3c-9wwf-mj2v cover?

GHSA-gh3c-9wwf-mj2v covers the following CVE IDs: CVE-2026-77991. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

GHSA-gh3c-9wwf-mj2vCritical

Joomla Extension - joomlaeventmanager.net - Privileged remote code execution in Joomla Event...

Vendor

GitHub Security Advisories

Published

August 27, 2026

Last Modified

August 27, 2026

🔗 CVE IDs covered (1)

CVE-2026-77991 →

📋 Description

Joomla Extension - joomlaeventmanager.net - Privileged remote code execution in Joomla Event Manager < 5.0.1 - The administrator source model allows to write dangerous file type incl. PHP, leading to remote code execution.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-77991
https://www.joomlaeventmanager.net
https://github.com/advisories/GHSA-gh3c-9wwf-mj2v