GitHub Updates actions/checkout to Block Common Pwn Request Attack Patterns

June 23, 2026
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GitHub Updates actions/checkout to Block Common Pwn Request Attack Patterns

GitHub is moving to strengthen software supply chain security by updating “actions/checkout” to block pwn request attacks that exploit the risky use of the “pull_request_target workflow” trigger to run malicious code with the workflow’s full privileges.

Effective June 18, 2026, the latest version of “actions/checkout,” the official GitHub action for checking out a repository into the

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GitHub Updates actions/checkout to Block Common Pwn Request Attack Patterns

GitHub Updates actions/checkout to Block Common Pwn Request Attack Patterns

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