fix(actions): make artifact signature payloads unambiguous #146

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opened 2026-05-24 08:22:03 +00:00 by jmiller · 0 comments
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Summary

Replaces concatenation-style HMAC signing with unambiguous binary payload for artifact URLs. Prevents potential signature confusion attacks.

Upstream Reference

Severity: Medium

Security hardening for artifact URL signing.

Action

Cherry-pick from upstream release/v1.26.


Authored-by: Claude Opus 4.6 (1M context) noreply@anthropic.com

## Summary Replaces concatenation-style HMAC signing with unambiguous binary payload for artifact URLs. Prevents potential signature confusion attacks. ## Upstream Reference - PR: https://github.com/go-gitea/gitea/pull/37795 (backport of #37707) - Merged: 2026-05-20 - Branch: release/v1.26 ## Severity: Medium Security hardening for artifact URL signing. ## Action Cherry-pick from upstream `release/v1.26`. --- *Authored-by: Claude Opus 4.6 (1M context) <noreply@anthropic.com>*
jmiller added the priority: mediumsecuritytype: bugupstream labels 2026-05-24 08:25:46 +00:00
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Reference: MokoConsulting/MokoGitea#146