CVE-2021-27516

PoC —

CVSS 3.1

7.5 high

EPSS

2%p84

Published

Feb 22, 2021 (Feb 22, 2021)

Modified

Jun 17, 2026

Description

URI.js (aka urijs) before 1.19.6 mishandles certain uses of backslash such as http:\/ and interprets the URI as a relative path.

Vendors: uri.js project
Products: uri.js
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

NVD CVE.org GitHub PoCs EPSS (2.5%)

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