CVE-2020-26311CWE-1333

GHSL-2020-312: Regular Expression Denial of Service (ReDoS) in useragent

High · published October 26, 2024

CVSS v4.0
8.7
EPSS
1%
Percentile
43.2
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v4.0
8.7 · HIGH
Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/U:Green
EPSS
0.00518 · 43.2th percentile
Weakness
CWE-1333 · Inefficient Regular Expression Complexity
Published
2024-10-26T20:26Z
EPSS history
Timeline
  • 26 OCT 20:26Z
    GHSL-2020-312: Regular Expression Denial of Service (ReDoS) in useragent
    cvelistv5