CVE-2026-32327

CriticalCVSS 9.1

Published: 06/08/2026(UTC)Updated: 06/08/2026(UTC)Translated: 06/08/2026(UTC)NVD NIST

Summary

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.

Risk Assessment

An attacker could cause a stack overflow, potentially leading to application crash or possibly code execution.

Recommendation

It is recommended to upgrade APR-util to version 1.6.4 or later, which includes the fix.

Original NVD description (English source)

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.