CVE-2025-27110

Libmodsecurity3 has possible bypass of encoded HTML entities

Published: Feb 25, 2025Updated: Feb 28, 2025 Sources: CVE List NVD BDUCWE-172

7.5HIGH

Description

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.

No summary for this CVE yet.

CVSS Vector Breakdown

Exploitability

AV:NAttack Vector

Network

AC:LAttack Complexity

Low

PR:NPrivileges Required

None

UI:NUser Interaction

None

Scope

S:UScope

Unchanged

Impact

C:NConfidentiality

None

I:HIntegrity

High

A:NAvailability

None

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Weaknesses

CWE-172 NVD-CWE-noinfo

Affected Products

owasp-modsecurity

oss-projectaka modsecurity, mod_security

ModSecurityOn-prem

Networking Infrastructure / firewall

trustwave

commercial·US

modsecurityMixed

Security Products / vuln-mgmt-scanner

Trustwave Holdings, Inc.

commercialaka trustwave

libModSecurityMixed

Networking Infrastructure / firewall

Exploitability

Official Patch Available

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References

https://github.com/owasp-modsecurity/ModSecurity/security/advisories/GHSA-42w7-rmv5-4x2j

github.com

https://github.com/owasp-modsecurity/ModSecurity/issues/3340

github.com

https://github.com/owasp-modsecurity/ModSecurity/security/advisories/GHSA-42w7-rmv5-4x2j

github.com

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