Allocation of Resources Without Limits or Throttling, Improper Validation of Specified Quantity in Input vulnerability in The Qt Company Qt on Windows, MacOS, Linux, iOS, Android, x86, ARM, 64 bit, 32 bit allows Excessive Allocation.
This issue affects users of the Text component in Qt Quick. Missing validation of the width and height in the <img> tag could cause an application to become unresponsive.

This issue affects Qt: from 5.0.0 through 6.5.10, from 6.6.0 through 6.8.5, from 6.9.0 through 6.10.0.

Metrics

Attack Vector Network

Attack Complexity Low

Privileges Required None

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact None

Vulnerable System Integrity Impact None

Vulnerable System Availability Impact High

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

No CVSS v3.1

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Exploitation none

Automatable no

Technical Impact partial

Affected Vendors & Products

Vendors Products
The Qt Company Subscribe
Qt Subscribe

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Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://codereview.qt-project.org/c/qt/qtdeclarative/+/687239 cve-icon cve-icon
https://codereview.qt-project.org/c/qt/qtdeclarative/+/687766 cve-icon cve-icon
History

Wed, 03 Dec 2025 22:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

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

Wed, 03 Dec 2025 19:45:00 +0000

Type Values Removed Values Added
Description Allocation of Resources Without Limits or Throttling, Improper Validation of Specified Quantity in Input vulnerability in The Qt Company Qt on Windows, MacOS, Linux, iOS, Android, x86, ARM, 64 bit, 32 bit allows Excessive Allocation. This issue affects users of the Text component in Qt Quick. Missing validation of the width and height in the <img> tag could cause an application to become unresponsive. This issue affects Qt: from 5.0.0 through 6.5.10, from 6.6.0 through 6.8.5, from 6.9.0 through 6.10.0.
Title Improper validation of <img> tag size in Text component parser
First Time appeared The Qt Company
The Qt Company qt
Weaknesses CWE-1284
CWE-770
CPEs cpe:2.3:a:the_qt_company:qt:*:*:32_bit:*:*:*:*:*
cpe:2.3:a:the_qt_company:qt:*:*:64_bit:*:*:*:*:*
cpe:2.3:a:the_qt_company:qt:*:*:android:*:*:*:*:*
cpe:2.3:a:the_qt_company:qt:*:*:arm:*:*:*:*:*
cpe:2.3:a:the_qt_company:qt:*:*:ios:*:*:*:*:*
cpe:2.3:a:the_qt_company:qt:*:*:linux:*:*:*:*:*
cpe:2.3:a:the_qt_company:qt:*:*:macos:*:*:*:*:*
cpe:2.3:a:the_qt_company:qt:*:*:windows:*:*:*:*:*
cpe:2.3:a:the_qt_company:qt:*:*:x86:*:*:*:*:*
Vendors & Products The Qt Company
The Qt Company qt
References
Metrics cvssV4_0

{'score': 8.7, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N'}
cve-icon MITRE

Status: PUBLISHED

Assigner: TQtC

Published:

Updated: 2025-12-03T21:46:42.476Z

Reserved: 2025-10-28T11:53:25.141Z

Link: CVE-2025-12385

cve-icon Vulnrichment

Updated: 2025-12-03T21:46:34.676Z

cve-icon NVD

Status : Received

Published: 2025-12-03T20:16:24.170

Modified: 2025-12-03T20:16:24.170

Link: CVE-2025-12385

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.