Vulnerability in Undici
CVE-2026-14643
undici's cache interceptor mishandles optional whitespace placed around the equals sign of a qualified no-cache or private Cache-Control directive. In undici from 7.0.0 up to before 7.29.0 and from 8.0.0 up to before 8.9.0, the parser eith…
CVSS v3 metric
CVSS v3 base score 5.9 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N.
Affected products
- Undici — versions 7.0.0, 7.29.0, 8.0.0
Weakness classification (CWE)
References
Frequently asked questions
- What is CVE-2026-14643?
- CVE-2026-14643 is a medium-severity vulnerability in Undici, classified under CWE-436. CVSS score: 5.9/10. Published 2026-07-29.
- How severe is CVE-2026-14643?
- Medium severity. CVSS v3 base score is 5.9 out of 10.