CVE-2026-40472: In hackage-server, user-controlled metadata from .cabal files are rendered into HTML href attributes without proper...
CRITICAL
CVSS 9.5
Published: April 23, 2026 | Last Modified: April 23, 2026
Description
In hackage-server, user-controlled metadata from .cabal files are rendered into HTML href attributes without proper sanitization, enabling stored Cross-Site Scripting (XSS) attacks.
Ghostwire Analysis — What This Means Practically
- Critical CVSS score indicates maximum severity — remote code execution, authentication bypass, or complete system compromise is likely possible.
This analysis is generated by Ghostwire from NVD, CISA KEV, EPSS, and open-source intelligence data. Verify findings through primary sources before acting.
Security Coverage (2 articles)
References