What is CVE-2024-13896?

CVE-2024-13896 is a medium-severity vulnerability in Jgehrcke Wp-geshi-highlight, classified under Inefficient Regular Expression Complexity. CVSS score: 6.5/10. Published 2025-04-10.

How severe is CVE-2024-13896?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Vulnerability in Jgehrcke Wp-geshi-highlight

CVE-2024-13896

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 Exp…

Vulnerability class: ReDoS (Regular Expression Denial of Service)

EPSS: 0.004 (28.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.

Affected products

Jgehrcke Wp-geshi-highlight
Unknown Wp-geshi-highlight — Rock-solid Syntax Highlighting For 259 Languages — versions 0

Weakness classification (CWE)

CWE-1333 — Inefficient Regular Expression Complexity

References

contact@wpscan.com (Exploit, technical-description, Third Party Advisory, exploit, vdb-entry)

Frequently asked questions

What is CVE-2024-13896?: CVE-2024-13896 is a medium-severity vulnerability in Jgehrcke Wp-geshi-highlight, classified under Inefficient Regular Expression Complexity. CVSS score: 6.5/10. Published 2025-04-10.
How severe is CVE-2024-13896?: Medium severity. CVSS v3 base score is 6.5 out of 10.