Vulnerability in Github Enterprise Server
CVE-2025-23369
An improper verification of cryptographic signature vulnerability was identified in GitHub Enterprise Server that allowed signature spoofing for unauthorized internal users. Instances not utilizing SAML single sign-on or where the attacke…
EPSS: 0.016 (72.4th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Github Enterprise Server — versions 3.12.0, 3.13.0, 3.14.0
- Github Enterprise_server
Weakness classification (CWE)
Public proof-of-concept exploits
References
- product-cna@github.com (Release Notes)
- product-cna@github.com (Release Notes)
- product-cna@github.com (Release Notes)
- product-cna@github.com (Release Notes)
Frequently asked questions
- What is CVE-2025-23369?
- CVE-2025-23369 is a high-severity vulnerability in Github Enterprise Server, classified under Improper Verification of Cryptographic Signature. CVSS score: 8.8/10. Published 2025-01-21.
- How severe is CVE-2025-23369?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2025-23369 known to be exploited?
- 6 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.