CVE-2026-3854 (CVSS 8.7) enabled GitHub RCE via git push, risking cross-tenant access to millions of repositories.

GitHub has patched a high-severity remote code execution vulnerability that allowed anyone with push access to a private ...

A critical remote code execution flaw in GitHub allowed users to gain access to millions of repositories and compromise ...

The now‑patched flaw allowed authenticated users to execute arbitrary code via crafted git push requests, affecting ...

GitHub patched critical RCE flaw CVE-2026-3854 in hours, preventing potential repo takeover and enterprise server compromise.

Wiz discovered a critical remote code execution vulnerability in GitHub that exposed millions of repositories.

Spread the loveIntroduction In recent weeks, the cybersecurity community was rocked by the revelation of a critical vulnerability in GitHub’s infrastructure, identified as CVE-2026-3854. This flaw, ...

GitHub has disclosed a critical remote code execution flaw, CVE-2026-3854, exploitable via a single git push, and a popular PyPI package tied to GitHub Actions was hacked to deliver malware. Both ...

Have you recently cloned a GitHub or GitLab repository, created a new branch and tried to push back, only to encounter Git's fatal "Current branch has no upstream branch" error? If that's the case, ...