What is GHSA-f3xh-pcqp-fpcm?

GHSA-f3xh-pcqp-fpcm is a security advisory published by GitHub Security Advisories with High severity. A shellcode injection in the mercurial handler of the obs tar_scm source service before version 0...

Which CVE IDs does GHSA-f3xh-pcqp-fpcm cover?

GHSA-f3xh-pcqp-fpcm covers the following CVE IDs: CVE-2026-56004. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-f3xh-pcqp-fpcm?

GHSA-f3xh-pcqp-fpcm has a CVSS v3 base score of 8.8, published by GitHub Security Advisories.

GHSA-f3xh-pcqp-fpcmHighCVSS 8.8

A shellcode injection in the mercurial handler of the obs tar_scm source service before version 0...

Vendor

GitHub Security Advisories

Published

July 2, 2026

Last Modified

July 2, 2026

🔗 CVE IDs covered (1)

CVE-2026-56004 →

📋 Description

A shellcode injection in the mercurial handler of the obs tar_scm source service before version 0.12.4 could be used by attackers able to provide a _service file to execute code as the source service or the local user checking out the malicious services

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-56004
https://github.com/openSUSE/obs-service-tar_scm/pull/552/changes/bcf29d318c671c45fe87dd9f995a4a0c78ecedd7
https://github.com/advisories/GHSA-f3xh-pcqp-fpcm