CVE-2026-34042

act: The CVE-2026-34042 flaw in the act project’s actions/cache server lets connections from any interface create caches with arbitrary keys and read existing caches, potentially enabling arbitrary remote code execution inside the local Docker container. The issue stems from listening on all inte...

CVE-2026-34041

act: Unrestricted set-env and add-path command processing enables environment injection in github.com/nektos/act. Prior to version 0.2.86, act unconditionally processes deprecated ::set-env:: and ::add-path:: commands, allowing an attacker to inject environment variables or modify PATH for subseq...

CVE-2026-34041 act: Unrestricted set-env and add-path command processing enables environment injection

act is a project which allows for local running of github actions. Prior to version 0.2.86, act unconditionally processes the deprecated ::set-env:: and ::add-path:: workflow commands, which was disabled due to environment injection risks. When a workflow step echoes untrusted data to stdout, an...