CVE-2020-26311

HIGH

Useragent - ReDoS

Title source: llm
STIX 2.1

Description

Useragent is a user agent parser for Node.js. All versions as of time of publication contain one or more regular expressions that are vulnerable to Regular Expression Denial of Service (ReDoS). As of time of publication, no patches are available.

References (2)

Core 2

Scores

CVSS v3 7.5
EPSS 0.0012
EPSS Percentile 30.9%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation poc
Automatable yes
Technical Impact partial

Details

CWE
CWE-1333
Status published
Products (2)
npm/useragent 0npm
useragent_project/useragent
Published Oct 26, 2024
Tracked Since Feb 18, 2026