Vulnerability DatabaseCVE-2026-32327
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CVE-2026-32327
Published:August 06, 2026
Updated:September 01, 2026
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.
Affected Packages
https://github.com/apache/apr-util.git (GITHUB):
Affected version(s) >=1.0.0 <1.6.4
Fix Suggestion:
Update to version 1.6.4
Related Resources (4)
https://lists.apache.org/thread/hq27vj8yfno9tkwv0fpj6jksfzgxvth1
http://www.openwall.com/lists/oss-security/2026/08/06/9
https://nvd.nist.gov/vuln/detail/CVE-2026-32327
https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/32xxx/CVE-2026-32327.json
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CVSS v4
Base Score:
8.8
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
NONE
Vulnerable System Confidentiality
HIGH
Vulnerable System Integrity
NONE
Vulnerable System Availability
HIGH
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
9.1
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
NONE
Availability
HIGH
Weakness Type (CWE)
Uncontrolled Recursion
CWE-674
EPSS
Base Score:
0.46