A flaw was found in Git. A malicious server can advertise a malformed unborn HEAD reference during repository operations, causing unintended file writes on the client system during subsequent reference updates. This vulnerability may compromise data integrity by modifying unexpected files or corrupting repository data.
Advisories

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Fixes

Solution

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Workaround

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History

Wed, 11 Nov 2026 12:15:00 +0000

Type Values Removed Values Added
Description A flaw was found in Git. A malicious server can advertise a malformed unborn HEAD reference during repository operations, causing unintended file writes on the client system during subsequent reference updates. This vulnerability may compromise data integrity by modifying unexpected files or corrupting repository data.
Title git: git: Unintended file writes via malformed unborn HEAD advertisement
Weaknesses CWE-22
References
Metrics threat_severity

None

cvssV3_1

{'score': 5.4, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L'}

threat_severity

Moderate


Projects

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cve-icon MITRE

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cve-icon Vulnrichment

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cve-icon NVD

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cve-icon Redhat

Severity : Moderate

Publid Date: 2026-11-10T18:00:00Z

Links: CVE-2026-113408 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses