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GitHub Actions Enhances Security for pull_request_target
GitHub Changeloghigh confidence
Why it matters
- →Enhances security by blocking common vulnerabilities in GitHub Actions workflows.
- →Addresses supply-chain incidents caused by 'pwn requests' in the ecosystem.
- →Provides flexibility with an opt-out option for trusted workflows.
GitHub has released actions/checkout v7, a security-focused update for GitHub Actions. This version aims to prevent vulnerabilities associated with the pull_request_target event by blocking common 'pwn request' patterns. The update stops workflows from fetching fork pull request code in certain scenarios, addressing a key security concern. Developers can still opt out if their workflows require elevated trust, but GitHub advises caution and provides guidance for secure usage. This change marks a proactive move to safeguard the Actions ecosystem from supply-chain attacks.
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What happened next
- 1GitHub Actions Adds Workflow Approval for Security
GitHub Changelog · July 28, 2026 · Same story
- 2GitHub Enhances Security with New Pull Request Rule
GitHub Changelog · September 9, 2026 · Same story
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Open the full story →GitHub Introduces Workflow Execution Protections
2 developments
- Jun 18 · GitHub Changelog
GitHub Introduces Workflow Execution Protections - Jun 18 · GitHub Changelog
GitHub Actions Enhances Security for pull_request_target (This article)↳ GitHub Actions v7 blocks pwn request patterns by default in pull_request_target workflows to prevent supply-chain attacks.
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