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...

GHSA-52V5-JR5W-GJXR sigstore's `certificateOIDs` verification constraints are silently dropped and never enforced

Summary The documented certificateOIDs option in sigstore.verify is accepted by the public API but discarded before verification, so required certificate extension OIDs are never checked. Details The public verify options include certificateOIDs and the documentation says those OID/value pairs...

sigstore's `certificateOIDs` verification constraints are silently dropped and never enforced

Summary The documented certificateOIDs option in sigstore.verify is accepted by the public API but discarded before verification, so required certificate extension OIDs are never checked. Details The public verify options include certificateOIDs and the documentation says those OID/value pairs...

PT-2026-55204

Name of the Vulnerable Software and Affected Versions sigstore-js versions prior to 4.1.1 Description The certificateOIDs option in the sigstore.verify function is accepted by the public API but discarded before the verification process occurs. Consequently, required certificate extension Object...

PT-2026-55097

Summary The documented certificateOIDs option in sigstore.verify is accepted by the public API but discarded before verification, so required certificate extension OIDs are never checked. Details The public verify options include certificateOIDs and the documentation says those OID/value pairs...

GO-2026-5630 Tekton Pipelines has VerificationPolicy regex pattern bypass via substring matching in github.com/tektoncd/pipeline

Tekton Pipelines has VerificationPolicy regex pattern bypass via substring matching in github.com/tektoncd/pipeline...

GHSA-RMX9-2PP3-XHCR Tekton Pipelines has VerificationPolicy regex pattern bypass via substring matching

hey guys, triage contract this is a first-screen summary; deterministic proof is in the proof bundle canonical.log/control.log/witness.txt. summary trusted resources verification policies match a resource source string refSource.URI against spec.resources.pattern using regexp.MatchString. in go,...

Tekton Pipelines has VerificationPolicy regex pattern bypass via substring matching

hey guys, triage contract this is a first-screen summary; deterministic proof is in the proof bundle canonical.log/control.log/witness.txt. summary trusted resources verification policies match a resource source string refSource.URI against spec.resources.pattern using regexp.MatchString. in go,...

EUVD-2026-24151

Tekton Pipelines has VerificationPolicy regex pattern bypass via substring matching...

CVE-2026-25542 Tekton Pipelines: VerificationPolicy regex pattern bypass via substring matching

Tekton Pipelines project provides k8s-style resources for declaring CI/CD-style pipelines. Starting in version 0.43.0 and prior to versions 1.0.2, 1.3.4, 1.6.2, 1.9.3, and 1.11.1, trusted resources verification policies match a resource source string refSource.URI against spec.resources.pattern...

CVE-2026-25542 Tekton Pipelines: VerificationPolicy regex pattern bypass via substring matching

Tekton Pipelines project provides k8s-style resources for declaring CI/CD-style pipelines. Starting in version 0.43.0 and prior to versions 1.0.2, 1.3.4, 1.6.2, 1.9.3, and 1.11.1, trusted resources verification policies match a resource source string refSource.URI against spec.resources.pattern...

CVE-2026-25542 Tekton Pipelines: VerificationPolicy regex pattern bypass via substring matching

Tekton Pipelines project provides k8s-style resources for declaring CI/CD-style pipelines. Starting in version 0.43.0 and prior to versions 1.0.2, 1.3.4, 1.6.2, 1.9.3, and 1.11.1, trusted resources verification policies match a resource source string refSource.URI against spec.resources.pattern...

CVE-2026-25542

Tekton Pipelines CVE-2026-25542 affects versions 0.43.0–1.11.0. The vulnerability arises because trusted resources verification policies compare refSource.URI against spec.resources[].pattern using Go’s regexp.MatchString, which reports a match if the pattern appears anywhere in the string. Unanc...

Permissive Regular Expression

Overview Affected versions of this package are vulnerable to Permissive Regular Expression in the VerificationPolicy module when matchin refSource.URITekton. An attacker can alter verification modes or keys and potentially compromise the integrity of CI/CD pipelines by supplying resources source...

PT-2026-34001

Name of the Vulnerable Software and Affected Versions Tekton Pipelines versions 0.43.0 through 1.11.0 Description Trusted resources verification policies match a resource source string refSource.URI against spec.resources.pattern using the regexp.MatchString function. Because this function report...

org.keycloak.protocol.services: Keycloak hostname verification

A flaw was found in Keycloak. By setting a verification policy to 'ALL', the trust store certificate verification is skipped, which is unintended...

GHSA-HW58-3793-42GG Keycloak hostname verification

A flaw was found in Keycloak. By setting a verification policy to 'ANY', the trust store certificate verification is skipped, which is unintended...

org.keycloak.protocol.services: Keycloak hostname verification

A flaw was found in Keycloak. By setting a verification policy to 'ALL', the trust store certificate verification is skipped, which is unintended...

Duplicate Advisory: Keycloak hostname verification

Duplicate Advisory This advisory has been withdrawn because it is a duplicate of GHSA-hw58-3793-42gg. This link is maintained to preserve external references. Original Description A flaw was found in Keycloak. By setting a verification policy to 'ALL', the trust store certificate verification is...

GHSA-R934-W73G-V4P8 Duplicate Advisory: Keycloak hostname verification

Duplicate Advisory This advisory has been withdrawn because it is a duplicate of GHSA-hw58-3793-42gg. This link is maintained to preserve external references. Original Description A flaw was found in Keycloak. By setting a verification policy to 'ALL', the trust store certificate verification is...