reviewdog/action-setup is a GitHub action that installs reviewdog. reviewdog/action-setup@v1 was compromised March 11, 2025, between 18:42 and 20:31 UTC, with malicious code added that dumps exposed secrets to Github Actions Workflow Logs. Other reviewdog actions that use `reviewdog/action-setup@v1` that would also be compromised, regardless of version or pinning method, are reviewdog/action-shellcheck, reviewdog/action-composite-template, reviewdog/action-staticcheck, reviewdog/action-ast-grep, and reviewdog/action-typos.
https://www.securityweek.com/impact-root-cause-of-github-actions-supply-chain-hack-revealed/
https://www.wiz.io/blog/new-github-action-supply-chain-attack-reviewdog-action-setup
https://github.com/reviewdog/reviewdog/security/advisories/GHSA-qmg3-hpqr-gqvc
https://github.com/reviewdog/reviewdog/issues/2079
https://github.com/reviewdog/action-setup/commit/f0d342d24037bb11d26b9bd8496e0808ba32e9ec
https://github.com/reviewdog/action-setup/commit/3f401fe1d58fe77e10d665ab713057375e39b887