Regular Expression Denial of Service (ReDoS) in ua-parser-js

Description

ua-parser-js >= 0.7.14, fixed in 0.7.24, uses a regular expression which is vulnerable to denial of service. If an attacker sends a malicious User-Agent header, ua-parser-js will get stuck processing it for an extended period of time.

Recommendation

Update the ua-parser-js package to the latest compatible version. Followings are version details:

• Affected version(s): >= 0.7.14, < 0.7.24
• Patched version(s): 0.7.24

References

• GHSA-78cj-fxph-m83p
• CVE-2021-27292
• CWE-400
• CAPEC-310
• OWASP 2021-A6

Related Issues

• @digitalocean/do-markdownit has Type Confusion vulnerability - CVE-2025-59717
• node-opcua-alarm-condition prototype pollution vulnerability - CVE-2024-57086
• Parse Server before v3.4.1 vulnerable to Denial of Service - CVE-2019-1020012
• axios Inefficient Regular Expression Complexity vulnerability - CVE-2021-3749

Tags:

npm

ua-parser-js