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CVE-2026-11573 (GCVE-0-2026-11573)

Vulnerability from cvelistv5 – Published: 2026-09-08 12:06 – Updated: 2026-09-08 13:49
VLAI
Title
QDomDocument::toByteArray() crashes when parsing svg file
Summary
Uncontrolled recursion in Qt's QDomDocument serialization (QtXml) lets deeply nested untrusted XML crash the app via stack exhaustion (DoS only).
SSVC
Exploitation: none Automatable: no Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-09-08 13:43 UTC
CWE
Assigner
References
Impacted products
Vendor Product Version CPE status
qt qt Affected: 6.7.0 , < 6.8.2 (python)
    cpe:2.3:a:qt:qt:*:*:*:*:*:*:*:*
Create a notification for this product.
Date Public
2024-12-05 00:00
Show details on NVD website

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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

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Detection rules are retrieved from Rulezet.

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