PT-2025-34246 · Yarnpkg+2 · Yarnpkg+2

Mmmsssttt · Published 2025-08-21 · Updated 2025-09-12 · CVE-2025-9308

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions: yarnpkg Yarn versions up to 1.22.22

Description: A vulnerability exists in Yarn Package Manager due to inefficient regular expression complexity within the setOptions function located in the src/util/request-manager.js file. Local access is required for exploitation. This issue affects products that are no longer supported by the maintainer.

Recommendations: Versions prior to 1.22.22 are affected. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Resource Exhaustion

DoS

Weakness Enumeration

CWE-400

CWE-1333

Related Identifiers

CVE-2025-9308

Affected Products

Debian

Yarn

Yarnpkg

References · 14

• 🔥 https://github.com/yarnpkg/yarn/pull/9203 · Exploit
• https://ubuntu.com/security/CVE-2025-9308 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2025-9308 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2025-9308 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2025-9308 · Security Note
• https://osv.dev/vulnerability/CVE-2025-9308 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2025-9308 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2025-9308 · Vendor Advisory
• https://t.me/cveNotify/135232 · Telegram Post
• https://vuldb.com/?ctiid.320913 · Note
• https://twitter.com/VulmonFeeds/status/1958642564526968868 · Twitter Post
• https://vuldb.com/?id.320913 · Note
• https://vuldb.com/?submit.633486 · Note
• https://twitter.com/CVEnew/status/1958603394786136238 · Twitter Post