CVE-2025-27110CWE-172

Libmodsecurity3 has possible bypass of encoded HTML entities

High · published February 25, 2025

CVSS v4.0
7.9
EPSS
0%
Percentile
39.4
In the wild
Unconfirmed
What it is

Libmodsecurity is one component of the ModSecurity v3 project. The library codebase serves as an interface to ModSecurity Connectors taking in web traffic and applying traditional ModSecurity processing. A bug that exists only in Libmodsecurity3 version 3.0.13 means that, in 3.0.13, Libmodsecurity3 can't decode encoded HTML entities if they contains leading zeroes. Version 3.0.14 contains a fix. No known workarounds are available.

The record
Technical detail
CVSS v4.0
7.9 · HIGH
Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:N/SC:H/SI:H/SA:H
EPSS
0.00476 · 39.4th percentile
Weakness
CWE-172 · Encoding Error
Published
2025-02-25T20:00Z
EPSS history
Timeline
  • 25 FEB 20:00Z
    Libmodsecurity3 has possible bypass of encoded HTML entities
    cvelistv5