CVE-2025-22874

Usage of ExtKeyUsageAny disables policy validation in crypto/x509

CVSS 7.5 HIGHEPSS 0.3%

Vexday Risk Score

21Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 7.5EPSS 0.3%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

11 Jun 2025Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

Calling Verify with a VerifyOptions.KeyUsages that contains ExtKeyUsageAny unintentionally disabledpolicy validation. This only affected certificate chains which contain policy graphs, which are rather uncommon.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Affected products

Go standard library · crypto/x509

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References

https://go.dev/cl/670375 https://go.dev/issue/73612 https://groups.google.com/g/golang-announce/c/ufZ8WpEsA3A https://pkg.go.dev/vuln/GO-2025-3749