CVE-2026-93751mediumCWE-176

CVE-2026-93751: medium-severity vulnerability in garycourt uri-js

uri-js through 4.4.1 Improper UTF-8 Decoding via pctDecChars

Published · Updated

Follow this CVE+ Monitor uri-js+ Monitor node-uri-js

E-mail alert when it lands in KEV, gets a public PoC or its score goes up.

13Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackcvss 6.9epss 0.4%
uri-js through 4.4.1 contains an improper UTF-8 decoding vulnerability in pctDecChars() that decodes invalid and overlong percent-encoded sequences into ASCII metacharacters. Attackers can craft percent-encoded payloads to bypass platform decoder validation and inject path traversal or CRLF sequences that downstream consumers process without filtering.
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N
Affected products
garycourt · uri-js
Related CVEs — garycourt uri-js

In the same product, most dangerous first.

CVE-2026-93690HIGHuri-js through 4.4.1 Denial of Service via removeDotSegmentsEPSS 0.5%CVE-2026-103387MEDIUMgarycourt uri-js Mailto Header mailto.ts URI.parse uncaught exceptionEPSS 0.3%