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CVE-2026-102495 Apache XmlSchema doesn't limit how deeply schema imports and includes can be nested, so a malicious schema can make…

Description

Apache XmlSchema doesn't limit how deeply schema imports and includes can be nested, so a malicious schema can make parsing recurse until the stack overflows. This causes a denial of service. Users are recommended to upgrade to version 2.3.3, which fixes this issue.

Affected products and versions

Product Affected versions Fixed in
Apache XMLSchema 2.3 earliest → < 2.3.3 2.3.3

References

Timeline

  1. Published
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Other CVEs of Apache XMLSchema

The 3 CVEs of Apache XMLSchema →
CVE-2026-102497 The Apache XmlSchema walker (xmlschema-walker) doesn't detect cycles in type derivation, substitution groups, model… Not rated CVE-2026-102496 Apache XmlSchema doesn't limit how deeply schema structures can be nested when it builds its schema model, so a… Not rated
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