CVE-2026-92987
HIGH
NVD
CVSS Score
7.5
Severity
HIGH
Published
Sep 17, 2026
Vendor
unknown
Description
roxmltree through 0.21.1 performs quadratic-time attribute and namespace validation during XML parsing without limits on attribute count. Attackers can craft XML documents with tens of thousands of attributes on a single element to consume excessive CPU time and cause denial of service.
References
- https://github.com/RazrFalcon/roxmltree
- https://github.com/RazrFalcon/roxmltree/blob/v0.21.1/src/lib.rs#L751-L755
- https://github.com/RazrFalcon/roxmltree/blob/v0.21.1/src/parse.rs#L1014-L1020
- https://github.com/RazrFalcon/roxmltree/issues/153
- https://www.vulncheck.com/advisories/roxmltree-through-0.21.1-denial-of-service-via-quadratic-parsing