What is GHSA-v72j-hv4w-mxvh?

GHSA-v72j-hv4w-mxvh is a security advisory published by GitHub Security Advisories with Critical severity. IBM Concert 1.0.0 through 3.0.0 allows an unauthenticated remote attacker can supply specially...

Which CVE IDs does GHSA-v72j-hv4w-mxvh cover?

GHSA-v72j-hv4w-mxvh covers the following CVE IDs: CVE-2026-6721. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-v72j-hv4w-mxvh?

GHSA-v72j-hv4w-mxvh has a CVSS v3 base score of 9.8, published by GitHub Security Advisories.

GHSA-v72j-hv4w-mxvhCriticalCVSS 9.8

IBM Concert 1.0.0 through 3.0.0 allows an unauthenticated remote attacker can supply specially...

Vendor

GitHub Security Advisories

Published

September 23, 2026

Last Modified

September 23, 2026

🔗 CVE IDs covered (1)

CVE-2026-6721 →

📋 Description

IBM Concert 1.0.0 through 3.0.0 allows an unauthenticated remote attacker can supply specially crafted input that is incorporated into OS commands, resulting in arbitrary command execution on the underlying system. Successful exploitation allows remote code execution with the privileges of the affected application.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-6721
https://www.ibm.com/support/pages/node/7288830
https://github.com/advisories/GHSA-v72j-hv4w-mxvh