Thehackernews Supply Chain Attack on GitHub Action Exposes CI/CD Credentials
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- •The GitHub Action 'actions-cool/issues-helper' was compromised in a supply chain attack.
- •Attackers redirected Git tags to an imposter commit to steal CI/CD credentials.
- •Users are urged to review their workflows for potential exposure to this vulnerability.
A supply chain attack has compromised the GitHub Action 'actions-cool/issues-helper', exposing sensitive CI/CD secrets. The attacker manipulated Git tags, redirecting them to an imposter commit (1c9e803) without altering the visible commit history. This method allows the attacker to gain access to workflow credentials, potentially affecting numerous repositories that utilize this action. The incident highlights vulnerabilities in CI/CD processes and the importance of securing third-party integrations. As of now, the full scope of the impact is still being assessed, but users are advised to review their workflows for potential exposure.
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Updated 114d ago How this analysis works
Timeline
2026-05-19
GitHub Action compromised
The 'actions-cool/issues-helper' GitHub Action was found to be compromised, exposing sensitive CI/CD secrets.
Gbhackers2026-05-19
Attack method revealed
The attack utilized a manipulation of Git tags to redirect them to an imposter commit, allowing credential theft.
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