CVE-2026-48501: GitHub CLI has an incorrect authorization header in API requests to TUF repository mirrors via `gh attestation`, `gh...
HIGH
CVSS 7.4
Exploit Available
1 PoC
Published: May 29, 2026 | Last Modified: May 29, 2026
Description
GitHub CLI has an incorrect authorization header in API requests to TUF repository mirrors via `gh attestation`, `gh release verify`, and `gh release verify-asset` commands
Ghostwire Analysis — What This Means Practically
- High CVSS score indicates significant risk — exploitation could lead to substantial data exposure or system compromise.
- 1 proof-of-concept exploit available on GitHub. Public exploit code lowers the barrier for both researchers and attackers.
This analysis is generated by Ghostwire from NVD, CISA KEV, EPSS, and open-source intelligence data. Verify findings through primary sources before acting.
Proof-of-Concept Exploits (1)
Security Coverage (2 articles)
References