cert-manager
v1.20.5SecurityA security maintenance release that removes trust in compromised certificate authorities and updates vulnerable Go and OpenTelemetry dependencies. Source builds now require Go 1.26, including Go 1.26.10 for fixes across standard-library packages.
Action needed (9)
securitycritical
golang.HTTP/2 fixesorg/x/net golang.is updated to v0.60.0 to fix CVE-2026-78669, CVE-2026-78659, CVE-2026-78660, CVE-2026-78663, and CVE-2026-97032 in HTTP/2.org/x/net securityhigh
github.updated to v4.1.6com/go-jose/go-jose/v4 github.is updated to v4.1.6 to fix CVE-2026-116587 and GHSA-mgcc-cww5-fp2q, a denial of service when parsing JWKs containing RSA keys.com/go-jose/go-jose/v4 securityhigh
golang.updated to v0.57.0org/x/crypto golang.is updated to v0.57.0 to fix CVE-2026-56855 and CVE-2026-78662.org/x/crypto security
crypto/x509certificate-chain rejectioncrypto/x509now rejects certificate chains that pass through compromised intermediates. This behavior ships with Go 1.26.10 and addresses CVE-2026-111943 and GO-2026-6809.securityTrust in compromised certificate authority roots removed
The base images now use Debian 13, which no longer trusts the compromised
emSign ECC Root CA - G3andAAA Certificate Servicesroots.security
Go1.26.10 security updateGois updated to 1.26.10, which fixes issues in thecrypto/tls,crypto/x509,net/http,net/textproto,mime/multipart, andhtml/templatepackages.securityOpenTelemetry OTLP trace exporters updated to v1.45.0
go.andopentelemetry. io/otel/exporters/otlp/otlptrace otlptracegrpcare updated to v1.45.0 to fix a reported security vulnerability.security
golang.org/x/net htmlpackage fixesgolang.is updated to v0.62.0 to fix CVE-2026-78661 and CVE-2026-97045 in theorg/x/net htmlpackage.breakingThe
godirective, raised to 1.26The
godirective in cert-manager'sgo.files is now 1.26. Source builds use the Go 1.26 toolchain requirement.mod
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