{"cve":"CVE-2026-41988","nvd":{"published":"2026-04-23T05:16:05.613","modified":"2026-10-26T21:10:00.170","status":"Analyzed","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.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:N","score":2.5},"cwes":["CWE-670"],"references":["https://github.com/uuidjs/uuid/commit/3d2c5b0342f0fcb52a5ac681c3d47c13e7444b34","https://github.com/uuidjs/uuid/security/advisories/GHSA-w5hq-g745-h8pq","https://github.com/uuidjs/uuid/security/advisories/GHSA-w5hq-g745-h8pq"],"products":["uuidjs:uuid"],"source":"nvd","synced_at":"2026-10-26T21:38:48.864438205+00:00"},"epss":{"cve":"CVE-2026-41988","score":0.00181,"percentile":0.07627,"date":"2026-10-26"},"kev":null,"osv":[{"id":"GHSA-w5hq-g745-h8pq","url":"https://osv.dev/vulnerability/GHSA-w5hq-g745-h8pq","summary":"uuid: Missing buffer bounds check in v3/v5/v6 when buf is provided","modified":"2026-09-10T03:51:03.663336650Z","packages":[{"ecosystem":"npm","name":"uuid","purl":"pkg:npm/uuid","ranges":["<11.1.1"],"fixed":["11.1.1"]},{"ecosystem":"npm","name":"uuid","purl":"pkg:npm/uuid","ranges":[">=12.0.0 <12.0.1"],"fixed":["12.0.1"]},{"ecosystem":"npm","name":"uuid","purl":"pkg:npm/uuid","ranges":[">=13.0.0 <13.0.1"],"fixed":["13.0.1"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}