CVE-2026-3854 GitHub flaw enables remote code execution

Security Affairs
2 Sources
Reporting on this topic
The Hacker NewsSecurity Affairs

Overview

Researchers have discovered a serious vulnerability in GitHub, identified as CVE-2026-3854, which allows attackers to execute arbitrary code by simply pushing a git command. This flaw affects several GitHub products, including GitHub Enterprise Cloud, GitHub Enterprise Cloud with Data Residency, and GitHub Enterprise Cloud with Enterprise. The ability to run code remotely poses significant risks, as it could lead to unauthorized access or manipulation of repositories. Companies using these GitHub services should be vigilant and take immediate action to address this vulnerability, as it could potentially compromise their code and data integrity. Ensuring that all systems are updated and secure is essential to mitigate the risks associated with this exploit.

Key Takeaways

  • Affected Systems: GitHub Enterprise Cloud, GitHub Enterprise Cloud with Data Residency, GitHub Enterprise Cloud with Enterprise
  • Action Required: Users should apply any available patches and updates from GitHub immediately.
  • Timeline: Newly disclosed

Original Article Summary

Critical GitHub flaw CVE-2026-3854 lets attackers run code with a single git push, exploiting a command injection bug. Researchers found a critical vulnerability in GitHub, tracked as CVE-2026-3854, that allows remote code execution through a simple git push. The vulnerability affects GitHub Enterprise Cloud, GitHub Enterprise Cloud with Data Residency, GitHub Enterprise Cloud with Enterprise […]

Impact

GitHub Enterprise Cloud, GitHub Enterprise Cloud with Data Residency, GitHub Enterprise Cloud with Enterprise

Exploitation Status

The exploitation status is currently unknown. Monitor vendor advisories and security bulletins for updates.

Timeline

Newly disclosed

Remediation

Users should apply any available patches and updates from GitHub immediately. They should also review their repository access controls and consider additional security measures to mitigate potential risks from this vulnerability.

Additional Information

This threat intelligence is aggregated from trusted cybersecurity sources. For the most up-to-date information, technical details, and official vendor guidance, please refer to the original article linked below.

Related Topics: This incident relates to CVE, Exploit, Vulnerability, and 1 more.

Multiple Sources: This threat is being reported by 2 different security sources, indicating significant concern within the cybersecurity community.