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fix(ci): prevent template injection in release tag validation #79

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Merged
zfarrell merged 1 commit into from
May 27, 2026
Merged

fix(ci): prevent template injection in release tag validation #79

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7 changes: 4 additions & 3 deletions .github/workflows/release.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -23,11 +23,12 @@ jobs:
steps:
- name: Validate release tag format
if: github.event_name == 'workflow_dispatch'
env:
INPUT_TAG: ${{ github.event.inputs.tag }}
run: |
set -euo pipefail
tag="${{ github.event.inputs.tag }}"
if [[ ! "$tag" =~ ^v[0-9]+\.[0-9]+\.[0-9]+$ ]]; then
echo "tag must look like vX.Y.Z, got: $tag" >&2
if [[ ! "$INPUT_TAG" =~ ^v[0-9]+\.[0-9]+\.[0-9]+$ ]]; then
echo "tag must look like vX.Y.Z, got: $INPUT_TAG" >&2
exit 1
fi

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