Security Advisory

CVE-2026-42268

CVE vulnerability detail - eXtreme Datacenter Security Operations

Published 2026-05-12 21:40:19

Last updated 2026-05-14 12:34:20

Assigner GitHub_M

CVSS score 8.2

State PUBLISHED

Description

ModSecurity is an open source, cross platform web application firewall (WAF) engine for Apache, IIS and Nginx. From 3.0.0 to before 3.0.15, there is an unhandled exception (std::out_of_range) caused by unsigned integer underflow in libmodsecurity3 if the user (administrator) uses a rule any of @verifySSN, @verifyCPF, or @verifySVNR. This vulnerability is fixed in 3.0.15.

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