crass vulnerabilities

Browse known CVEs and advisories by package and ecosystem. Severity tells you the worst case. What determines real risk is whether the vulnerable code actually runs in your applications.

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CVE-IDSeverityPackage summary
CVE-2026-61848Mediumcrass: Crass: Non-ASCII characters cause superlinear CPU consumptionCVE-2026-61847Mediumcrass: Crass: A large number of adjacent CSS comments can trigger a SystemStackErrorCVE-2026-61846Mediumcrass: Crass: Deeply nested CSS blocks and functions can trigger a SystemStackError or excessive memory usageCVE-2026-116695Mediumcrass: Crass: Incorrect tokenization of bad URLs enables CSS sanitizer bypassCVE-2026-61845Highcrass: Crass : Large numeric exponents cause CPU and memory denial of service

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