CVE-2024-13896

WP-GeSHi-Highlight <= 1.4.3 - Author+ ReDoS

The WP-GeSHi-Highlight — rock-solid syntax highlighting for 259 languages WordPress plugin through 1.4.3 processes user-supplied input as a regular expression via the wp_geshi_filter_replace_code() function, which could lead to Regular Expression Denial of Service (ReDoS) issue

Affected

WP-GeSHi-Highlight — rock-solid syntax highlighting for 259 languages

CVSS v3.1 CNA

6.5 MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

EPSS

0.47% chance of exploitation in the next 30 days, 39th percentile

Published

2025-04-10

Updated

2025-08-27

Proof-of-concept exploits (1)

• https://wpscan.com/vulnerability/b8b622ea-e090-45ad-8755-b050fc055231/

Security advisories

• https://wpscan.com/vulnerability/b8b622ea-e090-45ad-8755-b050fc055231

References

• CVE Record
• NVD entry