32 matches found
CVE-2026-54787
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...
UBUNTU-CVE-2026-54787
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...
CVE-2026-54787 sigstore-go fails to check signature timestamps against a signing key's validity period
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...
CVE-2026-54787 sigstore-go fails to check signature timestamps against a signing key's validity period
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...
CVE-2026-54787
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...
EUVD-2026-51665
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...
CVE-2026-54787
CVE-2026-54787 affects the Go library sigstore-go. Before 1.2.1, it does not check a bundle signing timestamp against the validity window of an ExpiringKey wrapping a long‑lived signing key without a certificate, enabling an attacker with expired key material to sign accepted bundles. The issue i...
PT-2026-66873
Name of the Vulnerable Software and Affected Versions sigstore-go versions prior to 1.2.1 Description The library fails to verify the bundle signing timestamp against the validity window of an ExpiringKey when using a self-managed long-lived signing key without a certificate. This allows an...
github.com/sigstore/sigstore-go: sigstore-go: Signature bypass allows acceptance of bundles signed with expired keys
A flaw was found in sigstore-go, a software library used for verifying digital signatures. This vulnerability specifically affects the workflow for self-managed long-lived signing keys that do not use certificates. An attacker who possesses an expired signing key can exploit this by creating and...
github.com/sigstore/sigstore-go: sigstore-go: Signature bypass allows acceptance of bundles signed with expired keys
A flaw was found in sigstore-go, a software library used for verifying digital signatures. This vulnerability specifically affects the workflow for self-managed long-lived signing keys that do not use certificates. An attacker who possesses an expired signing key can exploit this by creating and...
github.com/sigstore/sigstore-go: sigstore-go: Signature bypass allows acceptance of bundles signed with expired keys
A flaw was found in sigstore-go, a software library used for verifying digital signatures. This vulnerability specifically affects the workflow for self-managed long-lived signing keys that do not use certificates. An attacker who possesses an expired signing key can exploit this by creating and...
Linux Distros Unpatched Vulnerability : CVE-2026-49834
The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - sigstore-go is a Go library for Sigstore signing and verification. Prior to 1.2.0, a verifier configured with WithTransparencyLogN1 or...
CVE-2026-49834
sigstore-go is a Go library for Sigstore signing and verification. Prior to 1.2.0, a verifier configured with WithTransparencyLogN1 or WithSignedCertificateTimestampsN1 counts verified witnesses per entry or per validation path rather than per log authority, allowing a single compromised...
CVE-2026-49834 sigstore-go: Multi-log threshold bypass via single compromised log
sigstore-go is a Go library for Sigstore signing and verification. Prior to 1.2.0, a verifier configured with WithTransparencyLogN1 or WithSignedCertificateTimestampsN1 counts verified witnesses per entry or per validation path rather than per log authority, allowing a single compromised...
CVE-2026-49834 sigstore-go: Multi-log threshold bypass via single compromised log
sigstore-go is a Go library for Sigstore signing and verification. Prior to 1.2.0, a verifier configured with WithTransparencyLogN1 or WithSignedCertificateTimestampsN1 counts verified witnesses per entry or per validation path rather than per log authority, allowing a single compromised...
CVE-2026-49834
sigstore-go is a Go library for Sigstore signing and verification. Prior to 1.2.0, a verifier configured with WithTransparencyLogN1 or WithSignedCertificateTimestampsN1 counts verified witnesses per entry or per validation path rather than per log authority, allowing a single compromised...
CVE-2026-49834
Technical details for CVE-2026-49834 are not publicly available in the provided documents. Monitor for updates.
EUVD-2026-45287
sigstore-go is a Go library for Sigstore signing and verification. Prior to 1.2.0, a verifier configured with WithTransparencyLogN1 or WithSignedCertificateTimestampsN1 counts verified witnesses per entry or per validation path rather than per log authority, allowing a single compromised...
GHSA-9VCR-P3RJ-Q5Q6 sigstore-go has a multi-log threshold bypass via single compromised log
Impact What kind of vulnerability is it? Who is impacted? A verifier configured with WithTransparencyLogN1 or WithSignedCertificateTimestampsN1 expected defense-in-depth against the compromise of a single log instance. However, threshold counting counted verified witnesses per-entry or...
sigstore-go has a multi-log threshold bypass via single compromised log
Impact What kind of vulnerability is it? Who is impacted? A verifier configured with WithTransparencyLogN1 or WithSignedCertificateTimestampsN1 expected defense-in-depth against the compromise of a single log instance. However, threshold counting counted verified witnesses per-entry or...