CVE-2026-32327

CVE-2026-32327: Apache Portable Runtime Utility: apr-util XML stack recursion crash

Vendor Apache Software Foundation

Product Apache Portable Runtime Utility

Weakness CWE-674

Published August 6, 2026

Last update August 6, 2026

View on NVD All CVEs

CVSS base score

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What the vulnerability does

01Description

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.

Key dates

02Disclosure timeline

August 6, 2026 CVE published

August 6, 2026 Record updated

External resources

03References

NVD — National Vulnerability Database https://nvd.nist.gov/vuln/detail/CVE-2026-32327 CWE — Common Weakness Enumeration https://cwe.mitre.org/data/definitions/674.html AskarLabs — CWE-674 write-up Uncontrolled Recursion