CVE-2026-32327 - Vulnerability Details - OpenCVE

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.

No CVSS v4.0

No CVSS v3.1

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

Apache Software Foundation

Apache Portable Runtime Utility

unaffected

Version	Status	Constraints
`0`	affected	≤ 1.6.3

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Project Subscriptions

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Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References

Link	Providers
https://lists.apache.org/thread/hq27vj8yfno9tkwv0fpj6jksfzgxvth1

History

Thu, 06 Aug 2026 14:45:00 +0000

Type	Values Removed	Values Added
Description		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.
Title		Apache Portable Runtime Utility: apr-util XML stack recursion crash
Weaknesses		CWE-674
References		https://lists.apache.org/thread/hq27vj8yfno9tkwv0fpj6jksfzgxvth1

Projects

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MITRE

Status: PUBLISHED

Assigner: apache

Published: 2026-08-06T14:32:43.526Z

Updated: 2026-08-06T14:32:43.526Z

Reserved: 2026-03-12T08:57:52.096Z

Link: CVE-2026-32327

Vulnrichment

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NVD

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Redhat

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OpenCVE Enrichment

No data.

Weaknesses

CWE-674

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