Use of a Key Past its Expiration Date The advisory has been revoked - it doesn't affect any version of package kyverno-1.16  (opens in a new tab)


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EPSS
0.13% (3rd percentile)

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  • Snyk IDSNYK-WOLFILATEST-KYVERNO116-18505375
  • published1 Aug 2026
  • disclosed31 Jul 2026

Introduced: 31 Jul 2026

CVE-2026-54787  (opens in a new tab)
CWE-324  (opens in a new tab)

Amendment

The Wolfi security team deemed this advisory irrelevant for Wolfi:latest.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kyverno-1.16 package and not the kyverno-1.16 package as distributed by Wolfi.

sigstore-go is a Go library for Sigstore signing and verification. Prior to 1.2.1, sigstore-go does not check a bundle signing timestamp against the validity window of an ExpiringKey wrapping a self-managed long-lived signing key without a certificate, which can allow an attacker holding expired key material to sign accepted bundles. This issue is fixed in version 1.2.1.