CVE-2025-9308CWE-1333CWE-400

yarnpkg Yarn request-manager.js setOptions redos

Medium · published August 21, 2025

CVSS v4.0
4.8
EPSS
0%
Percentile
11.3
In the wild
Unconfirmed
What it is

A vulnerability has been found in yarnpkg Yarn up to 1.22.22. This impacts the function setOptions of the file src/util/request-manager.js. Such manipulation leads to inefficient regular expression complexity. Local access is required to approach this attack. This vulnerability only affects products that are no longer supported by the maintainer.

The record
Technical detail
CVSS v4.0
4.8 · MEDIUM
Vector
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:X
EPSS
0.00215 · 11.3th percentile
Weaknesses
CWE-1333 · Inefficient Regular Expression Complexity; CWE-400 · Uncontrolled Resource Consumption
Published
2025-08-21T16:02Z
EPSS history
Timeline
  • 21 AUG 16:02Z
    yarnpkg Yarn request-manager.js setOptions redos
    cvelistv5