Securing the git push pipeline: Responding to a critical remote code execution vulnerability
2026-04-29T19:23:29Z•1212a13638b20997ee96282c4581af0541243fcd4803bfed9ad26612d71341c0
RCEgitgit pushgit push pipelinegithubhotfixincident responsemitigationno exploitation confirmedpatchremote code executionsecurity advisorysupply chaintimelinevulnerability management
What happened
GitHub discovered, validated, and remediated a critical remote‑code‑execution (RCE) vulnerability in the git push pipeline. The issue was investigated and fixed within roughly two hours, and GitHub reports no confirmed exploitation. The blog post outlines validation, the rapid fix and investigation timeline, and remediation/mitigation steps and guidance for affected users.
Why it matters
A reviewed impact interpretation has not been published for this record.
Evidence and limitations
- Source ID
- github_security_blog
- Record identifier
- 1212a13638b20997ee96282c4581af0541243fcd4803bfed9ad26612d71341c0
- Enrichment time
- 2026-04-29T19:23:29Z
- AI-assisted enrichment
- Yes
This record may overlap with other records. Its enrichment can be incomplete or wrong, and machine assistance was used. Validate consequential decisions against the linked source and your own environment.