Useragent Project: >> Useragent Security Vulnerabilities
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.
CVSS Score
7.5
EPSS Score
0.003
Published
2024-10-26
Useragent is used to parse useragent headers. It uses several regular expressions to accomplish this. An attacker could edit their own headers, creating an arbitrarily long useragent string, causing the event loop and server to block. This affects Useragent 2.1.12 and earlier.
CVSS Score
7.5
EPSS Score
0.003
Published
2018-06-04