Uncontrolled recursion in Qt's QDomDocument serialization (QtXml) lets deeply nested untrusted XML crash the app via stack exhaustion (DoS only).
History

Wed, 09 Sep 2026 12:15:00 +0000

Type Values Removed Values Added
Weaknesses CWE-776
References
Metrics threat_severity

None

cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'}

threat_severity

Important


Tue, 08 Sep 2026 14:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Tue, 08 Sep 2026 12:30:00 +0000

Type Values Removed Values Added
Description Uncontrolled recursion in Qt's QDomDocument serialization (QtXml) lets deeply nested untrusted XML crash the app via stack exhaustion (DoS only).
Title QDomDocument::toByteArray() crashes when parsing svg file
First Time appeared Qt
Qt qt
Weaknesses CWE-674
CPEs cpe:2.3:a:qt:qt:*:*:*:*:*:*:*:*
Vendors & Products Qt
Qt qt
References
Metrics cvssV4_0

{'score': 7.1, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N'}


cve-icon MITRE

Status: PUBLISHED

Assigner: Qt

Published: 2026-09-08T12:06:08.617Z

Updated: 2026-09-08T13:49:08.603Z

Reserved: 2026-06-08T10:01:44.921Z

Link: CVE-2026-11573

cve-icon Vulnrichment

Updated: 2026-09-08T13:48:58.466Z

cve-icon NVD

Status : Deferred

Published: 2026-09-08T13:17:17.007

Modified: 2026-09-08T19:15:18.627

Link: CVE-2026-11573

cve-icon Redhat

Severity : Important

Publid Date: 2026-09-08T12:06:08Z

Links: CVE-2026-11573 - Bugzilla