Cyber Resilience

CVE-2026-41907

HighPublic PoC

Published: 24 April 2026

Published
24 April 2026
Modified
11 May 2026
KEV Added
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Patch
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CVSS Score v4 8.1 CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
EPSS Score 0.0034 25.6th percentile
Risk Priority 55 floored blend · peak EPSS

Summary

CVE-2026-41907 is a high-severity Out-of-bounds Write (CWE-787) vulnerability in Uuidjs Uuid. Its CVSS base score is 8.1 (High).

Operationally, ranked at the 25.6th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

EU & UK References

Vulnerability details

uuid is for the creation of RFC9562 (formerly RFC4122) UUIDs. Prior to 14.0.0, v3, v5, and v6 accept external output buffers but do not reject out-of-range writes (small buf or large offset). This allows silent partial writes into caller-provided buffers.…

more

This vulnerability is fixed in 14.0.0.

CWE(s)
CWE-787CWE-823

Related Threats

MITRE ATT&CK Enterprise TechniquesAI

Insufficient information to map techniques.
Confidence: LOW · MITRE ATT&CK Enterprise v19.0

Affected Assets

uuidjs
uuid
12.0.0, 13.0.0 · ≤ 11.1.1

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

SI-16 Memory Protection
addresses: CWE-787

Out-of-bounds writes that corrupt control flow or inject shellcode are rendered non-executable by the same memory protections.

References