CVE-2020-26311
HIGHuseragent - Regular Expression Denial of Service via Inefficient Regex
Title source: llmDescription
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.
References (2)
Core 2
Core References
Issue Tracking
https://github.com/3rd-Eden/useragent/issues/167
Exploit, Third Party Advisory
https://securitylab.github.com/advisories/GHSL-2020-312-redos-useragent/
Scores
CVSS v3
7.5
EPSS
0.0049
EPSS Percentile
38.3%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CISA SSVC
Vulnrichment
Exploitation
poc
Automatable
yes
Technical Impact
partial
Details
CWE
CWE-1333
Status
published
Products (2)
npm/useragent
0npm
useragent_project/useragent
Published
Oct 26, 2024
Tracked Since
Feb 18, 2026