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Researchers Discover Critical GitHub CVE-2026-3854 RCE Flaw Exploitable via Single Git Push

The Hacker Newsby @TheHackersNews ()3 min read3 · 1 read
Analyze CVE-2026-3854 with Vani AIImpact, affected versions, exploitation, mitigations and detection

Vulnerabilities mentioned

All
CVEVulnerabilityCVSSEPSSSignalsPublished
CVE-2026-3854
Header-injection RCE via git push options in GitHub Enterprise Server
8.740%

From the original article

3 min read at thehackernews.com

 Ravie Lakshmanan  Apr 28, 2026 Vulnerability / Software Security Cybersecurity researchers have disclosed details of a critical security vulnerability impacting GitHub. com and GitHub Enterprise Server that could allow an authenticated user to obtain remote code execution with a single "git push" command. The flaw, tracked as CVE-2026-3854 (CVSS score: 8.

The Hacker News

By @TheHackersNews · thehackernews.com

Read the full article at The Hacker News

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