CVE-2026-11573: Uncontrolled recursion in QDomDocument/QDomNode serialization causes stack exhaustion (QtXml)

Overview

Severity

N/A

Exploit Status

Not Exploited

Patch Tuesday

2026-Sep

Released

2026-09-13

Last Updated

2026-09-19

EPSS Score

0.39% (percentile: 32.8%)

Affected Products (1)

Open Source Software

• azl3 qtbase 6.6.3-5 on Azure Linux 3.0

Security Updates (1)

• Security Update

Revision History

• 2026-09-13: Information published.
• 2026-09-14: Information published.
• 2026-09-18: Information published.
• 2026-09-19: Information published.