Out-of-bounds read while parsing untrusted SVG path strings in Qt Quick's Context2D.path / PathSvg.path.

Attack Vector Local

Attack Complexity Low

Privileges Required Low

Attack Requirements Present

User Interaction Passive

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.

The EPSS score is 0.0015.

Exploitation none

Automatable no

Technical Impact partial

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
qt qt unaffected
Version Status Constraints
5.10.0 affected ≤ 6.8.8
6.9.0 affected ≤ 6.11.1

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Project Subscriptions

Vendors Products
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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/+/754718 cve-icon cve-icon
History

Wed, 23 Sep 2026 15:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

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

Wed, 23 Sep 2026 11:45:00 +0000

Type Values Removed Values Added
Description Out-of-bounds read while parsing untrusted SVG path strings in Qt Quick's Context2D.path / PathSvg.path.
Title Out-of-bounds read vulnerability in Context2D.path and PathSvg.path properties impacts Qt Quick
First Time appeared Qt
Qt qt
Weaknesses CWE-125
CPEs cpe:2.3:a:qt:qt:*:*:*:*:*:*:*:*
Vendors & Products Qt
Qt qt
References
Metrics cvssV4_0

{'score': 0.6, 'vector': 'CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/R:U/RE:L/U:Green'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: Qt

Published:

Updated: 2026-09-23T14:24:23.428Z

Reserved: 2026-08-25T07:46:18.831Z

Link: CVE-2026-79616

cve-icon Vulnrichment

Updated: 2026-09-23T14:24:13.991Z

cve-icon NVD

Status : Received

Published: 2026-09-23T10:17:07.803

Modified: 2026-09-23T15:17:21.057

Link: CVE-2026-79616

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-23T14:30:06Z

Weaknesses