HIGH 7.5 NVD
CVE-2026-102497
The Apache XmlSchema walker (xmlschema-walker) doesn't detect cycles in type derivation, substitution groups, model groups or attribute groups. A malicious sche
The Apache XmlSchema walker (xmlschema-walker) doesn't detect cycles in type derivation, substitution groups, model groups or attribute groups. A malicious schema with such a cycle can make the walker recurse until the stack overflows, causing a denial of service.
Users are recommended to upgrade to version 2.3.3, which fixes this issue.
References
- https://lists.apache.org/thread/1cj02tobjyhjqq723bvg78yxkqt1lk7k
- http://www.openwall.com/lists/oss-security/2026/09/29/17
- https://www.openwall.com/lists/oss-security/2026/09/29/17
This high severity vulnerability with a CVSS score of 7.5 was published on 2026-09-29 via NVD.
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