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.
History

Sat, 23 Aug 2025 11:00:00 +0000

Type Values Removed Values Added
First Time appeared Yarnpkg
Yarnpkg yarn
Vendors & Products Yarnpkg
Yarnpkg yarn

Fri, 22 Aug 2025 00:15:00 +0000

Type Values Removed Values Added
References
Metrics threat_severity

None

threat_severity

Low


Thu, 21 Aug 2025 18:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Thu, 21 Aug 2025 16:15:00 +0000

Type Values Removed Values Added
Description 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.
Title yarnpkg Yarn request-manager.js setOptions redos
Weaknesses CWE-1333
CWE-400
References
Metrics cvssV2_0

{'score': 1.7, 'vector': 'AV:L/AC:L/Au:S/C:N/I:N/A:P/E:ND/RL:ND/RC:UR'}

cvssV3_0

{'score': 3.3, 'vector': 'CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:X/RL:X/RC:R'}

cvssV3_1

{'score': 3.3, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:X/RL:X/RC:R'}

cvssV4_0

{'score': 4.8, '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'}


cve-icon MITRE

Status: PUBLISHED

Assigner: VulDB

Published:

Updated: 2025-08-21T17:32:14.661Z

Reserved: 2025-08-21T05:58:24.411Z

Link: CVE-2025-9308

cve-icon Vulnrichment

Updated: 2025-08-21T17:24:43.236Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2025-08-21T16:15:35.790

Modified: 2025-08-22T18:09:17.710

Link: CVE-2025-9308

cve-icon Redhat

Severity : Low

Publid Date: 2025-08-21T16:02:12Z

Links: CVE-2025-9308 - Bugzilla