cert-manager(v1.19.5): Critical Security Patch for gRPC and Core Dependency Updates

📋 Recommended Actions ⚠️ Action Required Immediate patching is highly recommended to address CVE-2024-29018, a high-severity vulnerability in the gRPC dependency. Review updated E2E testing procedures if you maintain custom CI workflows. 📝 Summary cert-manager v1.19.5 delivers essential security and maintenance updates, crucial for maintaining a robust certificate management infrastructure. This release directly addresses CVE-2024-29018, a high-severity vulnerability in the gRPC dependency that could lead to CPU exhaustion. Upgrading promptly is vital to protect your systems. Beyond security, we’ve bumped the core Go runtime to version 1.25.9 and updated numerous transitive dependencies like golang.org/x/crypto and cel.dev/expr to ensure improved stability and performance. Internal CI/CD workflows also see significant enhancements, including support for Kubernetes 1.35 and a migration of upgrade E2E tests to leverage Helm OCI registries. Minor textual cleanups in CRD descriptions also enhance clarity. These updates balance critical security fixes with ongoing platform compatibility and foundational improvements. Upgrade to secure your deployments and benefit from these stability enhancements. ...

April 21, 2026 Â· Daniel Grenemark

cert-manager(v1.17.3): Enhanced ACME Challenge Stability and Updated Ingress-Nginx Compatibility

📋 Recommended Actions ✅ No Immediate Action Required No immediate action required. Review updates for improved ACME challenge stability and awareness of updated Ingress-Nginx testing within cert-manager’s ecosystem. This cert-manager v1.17.3 patch release focuses on enhancing the reliability of certificate issuance and ensuring robust compatibility with other crucial Kubernetes ecosystem components. You’ll find a significant increase in the ACME challenge authorization timeout, which should lead to more successful certificate requests, particularly in environments with network latency or slower DNS propagation. Additionally, our end-to-end testing environment has been updated to use a newer ingress-nginx version with its admission webhook enabled, reinforcing cert-manager’s compatibility with modern ingress configurations. ...

June 17, 2025 Â· Daniel Grenemark

cert-manager(v1.17.2): Crucial Security Patches and Dependency Refresh

📋 Recommended Actions ⚠️ Action Required Immediate patching is highly recommended to address several security vulnerabilities in core dependencies and ensure the continued stability of your cert-manager deployments. This cert-manager v1.17.2 release delivers vital security updates by patching multiple Go dependencies that address various CVEs. Beyond these critical fixes, we’ve also refreshed our Go toolchain and base images, ensuring a more robust and secure foundation for your certificate management needs. ...

April 24, 2025 Â· Daniel Grenemark