#VU112890 Inefficient regular expression complexity in brace-expansion - CVE-2025-5889
Published: July 15, 2025
Vulnerability identifier: #VU112890
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2025-5889
CWE-ID: CWE-1333
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
brace-expansion
brace-expansion
Software vendor:
Julian Gruber
Julian Gruber
Description
The vulnerability allows a remote user to perform a denial of service (DoS) attack.
The vulnerability exists due to insufficient input validation when processing untrusted input with a regular expressions. A remote user can pass specially crafted data to the application and perform regular expression denial of service (ReDos) attack.
Remediation
Install updates from vendor's website.
External links
- https://gist.github.com/mmmsssttt404/37a40ce7d6e5ca604858fe30814d9466
- https://github.com/juliangruber/brace-expansion/pull/65/commits/a5b98a4f30d7813266b221435e1eaaf25a1b0ac5
- https://github.com/juliangruber/brace-expansion/releases/tag/v4.0.1
- https://vuldb.com/?ctiid.311660
- https://vuldb.com/?id.311660
- https://vuldb.com/?submit.585717