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ci: pin GitHub Actions to commit SHAs - #57
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Tags are mutable. A compromised action owner can move a tag and run code with the workflow secrets. A full SHA is immutable. Dependabot updates the github-actions ecosystem weekly to keep the pins current.
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Why
Tags are mutable. A compromised action owner can move a tag and run code with the workflow secrets. A full commit SHA is immutable.
What
@v4) resolve to the newest release in the same major. No major version changes.pypa/gh-action-pypi-publishalready had a SHA. It gets a# v1.4.2tag comment.actions/checkout@v2,actions/setup-python@v2,azure/setup-helm@v1,github/codeql-action/*@v1. CodeQL v1 is deprecated. A separate change must upgrade it..github/dependabot.ymlwith thegithub-actionsecosystem, weekly. Dependabot keeps the SHAs and the tag comments current.