CVE-2026-41988

uuid: uuid: Unexpected data writes when using external output buffers with specific UUID versions

Published Apr 23, 2026 CVSS 3.1 · 3.2 Low EPSS < 1% KEV · Not listed
Description
uuid before 14.0.0 can make unexpected writes when external output buffers are used, and the UUID version is 3, 5, or 6. In particular, UUID version 4, which is very commonly used, is unaffected by this issue.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Uuidjs
Uuidjs uuid
Vendors & Products Uuidjs
Uuidjs uuid
Type Values Removed Values Added
Title uuid: uuid: Unexpected data writes when using external output buffers with specific UUID versions
Weaknesses CWE-787
References
Metrics threat_severity

None

threat_severity

Low

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description uuid before 14.0.0 can make unexpected writes when external output buffers are used, and the UUID version is 3, 5, or 6. In particular, UUID version 4, which is very commonly used, is unaffected by this issue.
Weaknesses CWE-670
References
Metrics cvssV3_1

{'score': 3.2, 'vector': 'CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:N/I:L/A:N'}

Sources

Status
PUBLISHED
Assigner
mitre
Published
Updated
Apr 23, 2026, 4:22 PM
Reserved
Apr 23, 2026, 4:00 AM
Status
Analyzed
Published
Apr 23, 2026, 5:16 AM
Modified
Oct 26, 2026, 9:10 PM
Severity
Low
Public date
Apr 23, 2026, 4:00 AM