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adrian-lorenzo
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Oct 1, 2026
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Thanks for tightening the validation!
Story branches were already checked, but origin/${defaultBranch} was not,
so a stored default of main..evil could be passed to git as revision-range
syntax.
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Addresses unsafe git start-points from a stored repository default branch.
Workspace prepare already rejected unsafe story branches, then passed
origin/${defaultBranch}togit switchwithout the same check. A default ofmain..evilis git range syntax.Prepare now rejects that class of default branch before clone. Valid hostile names such as
$(id)still pass because git is invoked as argv, not a shell string.Test plan
pnpm --filter @facility/api exec vitest run test/git-branch.test.tspnpm --filter @facility/api test$(id),release/2026, andfoo"barremain acceptedmain..evil,foo@{upstream}, andchore/../otherare rejected