Pin third-party release actions to commit SHAs - #173
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softprops/action-gh-release and ilammy/msvc-dev-cmd were referenced by mutable tags; a hijacked tag would run attacker code with contents:write during a release. First-party actions/* stay on major tags. Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>
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Flagged by security review of the new macOS release workflow; applied to the Windows one too. Mutable tags on third-party actions running with
contents: writeare a supply-chain risk; both are now SHA-pinned with the version noted in a comment.🤖 Generated with Claude Code