Database/Container, Kubernetes & orchestration
BuildKit: Custom frontend can craft an API message causing daemon compromise
CVSS 8.4CVE-2026-33747Container, Kubernetes & orchestrationcurated
Impact
Custom frontend can craft an API message causing daemon compromise
Who can reach it
Anyone who can supply a build frontend
What to do
Upgrade BuildKit to 0.28.1+; restrict custom frontends
References
Related entries
- BuildKit: Insufficient validation of git URL fragment subdir allows access to files outside the intended checkoutCVE-2026-33748 · BuildKitHigh
- BuildKit: git.checkoutbundle=true on a malicious git source yields crafted command invocation on the build hostCVE-2026-15793 · BuildKitHigh
- BuildKit: Crafted upload request lets files escape the BuildKit state directory onto the hostCVE-2026-15789 · BuildKitMedium
- BuildKit: Git URL credentials in a build request are persisted into the build cache and can be read by other buildsCVE-2023-26054 · BuildKitMedium
- BuildKit: Malicious client or frontend panics the BuildKit daemonCVE-2026-15792 · BuildKitMedium
- BuildKit: NTFS junctions inside the cache root escape the cache mount on Windows container workersCVE-2026-15788 · BuildKitMedium
This entry is curated: imported from vendor advisories with machine assistance, not yet individually verified. Confirm against your vendor's advisory before acting, and report anything wrong.