A security researcher found a flaw in Anthropic's Claude Code GitHub Action that let an attacker take over vulnerable public repositories running it, with nothing more than a single opened GitHub issue. Because Anthropic's own action repo used the same workflow, a working attack could have pushed ma...
**Source : The Hacker News | 4 juin 2026**
A security researcher found a flaw in Anthropic's Claude Code GitHub Action that let an attacker take over vulnerable public repositories running it, with nothing more than a single opened GitHub issue. Because Anthropic's own action repo used the same workflow, a working attack could have pushed malicious code into the action itself and onto the projects downstream that pull it.
RyotaK of GMO
👉 **Lire l'article complet sur The Hacker News :** [https://thehackernews.com/2026/06/claude-code-github-action-flaw-let-one.html](https://thehackernews.com/2026/06/claude-code-github-action-flaw-let-one.html)
A security researcher found a flaw in Anthropic's Claude Code GitHub Action that let an attacker take over vulnerable public repositories running it, with nothing more than a single opened GitHub issue. Because Anthropic's own action repo used the same workflow, a working attack could have pushed malicious code into the action itself and onto the projects downstream that pull it.
RyotaK of GMO
👉 **Lire l'article complet sur The Hacker News :** [https://thehackernews.com/2026/06/claude-code-github-action-flaw-let-one.html](https://thehackernews.com/2026/06/claude-code-github-action-flaw-let-one.html)
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