CVE-2026-32327

A bug in APR-util version 1.6.3 (and earlier) allows a stack recursion attack against any library consumer which parses XML from untrusted sources and uses the apr_xml_quote_elem() function. Users are recommended to upgrade to version 1.6.4, which fixes this issue.

CVSS v3 9.1 CRITICAL

9.1^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.2

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://lists.apache.org/thread/hq27vj8yfno9tkwv0fpj6jksfzgxvth1	Mailing List Vendor Advisory
http://www.openwall.com/lists/oss-security/2026/08/06/9	Mailing List Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:apache:apr-util:*:*:*:*:*:*:*:*

History

23 Oct 2026, 21:10

Type	Values Removed	Values Added
Summary		(es) Un error en APR-util versión 1.6.3 (y anteriores) permite un ataque de recursión de pila contra cualquier consumidor de biblioteca que analiza XML de fuentes no confiables y utiliza la función apr_xml_quote_elem(). Se recomienda a los usuarios actualizar a la versión 1.6.4, que corrige este problema.

Information

Published : 2026-08-06 15:16

Updated : 2026-10-24 16:10

NVD link : CVE-2026-32327

Mitre link : CVE-2026-32327

CVE.ORG link : CVE-2026-32327

JSON object : View

Products Affected

apache

apr-util

CWE

CWE-674

Uncontrolled Recursion

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