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Microsoft Security Response CenterCVE-2026-11573

Uncontrolled recursion in QDomDocument/QDomNode serialization causes stack exhaustion (QtXml)

Mariner

HighCVSS not listedHigh severity
Scope

What the vendor says is affected

  • azl3 qtbase 6.6.3-5 on Azure Linux 3.0
Next step

What the vendor recommends

See the Microsoft Security Update Guide for the update that applies to your product.

Review the complete instructions on the vendor's site
Timeline

When this advisory changed

  1. Published by Microsoft Security Response Center

    The publication date reported by the vendor.

  2. Updated by Microsoft Security Response Center

    The vendor changed the advisory after it was first published.

  3. Added to SecurityAlert

    We collected the advisory from the official source.

Vulnerabilities

CVEs named in this advisory