CVE-2025-10729

Use-after-free vulnerability in Qt SVG qsvghandler.cpp allows denial of service via crafted SVG

Published Oct 3, 2025 CVSS 4.0 · 9.4 Critical EPSS < 1% KEV · Not listed
Description
The module will parse a <pattern> node which is not a child of a structural node. The node will be deleted after creation but might be accessed later leading to a use after free.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2025-32307 The module will parse a <pattern> node which is not a child of a structural node. The node will be deleted after creation but might be accessed later leading to a use after free.
History
Type Values Removed Values Added
CPEs cpe:2.3:a:qt:qt:*:*:*:*:*:*:*:*
Type Values Removed Values Added
References
Metrics threat_severity

None

cvssV3_1

{'score': 8.6, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H'}

threat_severity

Important

Type Values Removed Values Added
First Time appeared Qt
Qt qt
Vendors & Products Qt
Qt qt
Type Values Removed Values Added
Metrics ssvc

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

Type Values Removed Values Added
Description The module will parse a <pattern> node which is not a child of a structural node. The node will be deleted after creation but might be accessed later leading to a use after free.
Title Use-after-free vulnerability in Qt SVG qsvghandler.cpp allows denial of service via crafted SVG
Weaknesses CWE-416
References
Metrics cvssV4_0

{'score': 9.4, 'vector': 'CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/S:P/RE:H/U:Red'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
TQtC
Published
Updated
Jul 29, 2026, 8:57 AM
Reserved
Sep 19, 2025, 2:01 PM
Status
Deferred
Published
Oct 3, 2025, 4:16 PM
Modified
Oct 8, 2026, 10:10 PM
Severity
Important
Public date
Oct 3, 2025, 2:39 PM