Is keylime affected by CVE-2026-6420?

PyPI keylime is affected in >=7.14.0 <7.14.2.

Is CVE-2026-6420 being exploited?

Not on the CISA KEV list. EPSS exploit probability is 0.1%.

medium

CVE-2026-6420

Q: Is CVE-2026-6420 being exploited?

Not on the CISA KEV list. EPSS exploit probability is 0.1%.

PyPI · keylime

Summary

Keylime has a hardcoded attestation challenge nonce that allows replay attacks

Severity: medium
EPSS: 0.1% (p2)
Also known as: GHSA-q8w6-w55c-ccv5
Published: 2026-05-11

References

https://github.com/keylime/keylime/security/advisories/GHSA-q8w6-w55c-ccv5
https://nvd.nist.gov/vuln/detail/CVE-2026-6420
https://access.redhat.com/security/cve/CVE-2026-6420

Related advisories

CVE-2026-1709 — critical · PyPI/keylime
CVE-2025-13609 — high · PyPI/keylime
CVE-2025-1057 — medium · PyPI/keylime

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Sources: CISA KEV (public domain), OSV.dev & GitHub Advisory Database (CC-BY-4.0), FIRST EPSS, NVD/CWE (public domain). Served live from the Stateward advisory database.