CVE-2026-92987

HighCVSS 7.5/10Last modified Sep 22, 2026

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.

Metrics

CVSS 3.1 7.5/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-407

Affected software

No affected versions have been published.

Timeline

Published: Sep 17, 2026
Last modified: Sep 22, 2026
NVD status: Deferred

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