BIT-apr-util-2026-32327

vendorUSosv

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

view advisory published 2026-08-17Licence: per 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.

describes (1)

Related CVEs.

ID	severity	EPSS	exploitable	published
CVE-2026-32327US	—	0.46% (40th)	—	2026-08-06
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()…

references

External citations — patches, advisories, analysis.

http://www.openwall.com/lists/oss-security/2026/08/06/9ADVISORY
https://lists.apache.org/thread/hq27vj8yfno9tkwv0fpj6jksfzgxvth1ADVISORY
https://nvd.nist.gov/vuln/detail/CVE-2026-32327WEB

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