What is GHSA-q549-3jgw-crc8?

GHSA-q549-3jgw-crc8 is a security advisory published by GitHub Security Advisories with High severity. Improper Access Control vulnerability in Mesalvo Meona Client Launcher Component, Mesalvo Meona...

Which CVE IDs does GHSA-q549-3jgw-crc8 cover?

GHSA-q549-3jgw-crc8 covers the following CVE IDs: CVE-2026-0856. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-q549-3jgw-crc8?

GHSA-q549-3jgw-crc8 has a CVSS v3 base score of 7.8, published by GitHub Security Advisories.

GHSA-q549-3jgw-crc8HighCVSS 7.8

Improper Access Control vulnerability in Mesalvo Meona Client Launcher Component, Mesalvo Meona...

Vendor

GitHub Security Advisories

Published

May 20, 2026

Last Modified

May 20, 2026

🔗 CVE IDs covered (1)

CVE-2026-0856 →

📋 Description

Improper Access Control vulnerability in Mesalvo Meona Client Launcher Component, Mesalvo Meona Server Component enables a normal user gaining access to the admin panel. This issue affects Meona Client Launcher Component: through 19.06.2020 15:11:49; Meona Server Component: through 2025.04 5+323020.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-0856
https://seccore.at/blog/cves-meona
https://github.com/advisories/GHSA-q549-3jgw-crc8