CVE-2026-19248 - Vulnerability Details - OpenCVE

Description

QDomDocument XML parsing is vulnerable to a remotely-triggerable denial-of-service crash when processing untrusted input.

Published: 2026-09-16

Score: 7.1 High

EPSS: n/a

KEV: No

Impact:

Action:

Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

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
`2.2.0`	affected	≤ 6.8.8
`6.9.0`	affected	≤ 6.11.1

No data.

No data.

No data available yet.

Remediation

No vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

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Advisories

No advisories yet.

Attack Vector Network

Attack Complexity Low

Privileges Required None

Attack Requirements None

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.

No EPSS score available.

Key SSVC decision points have not yet been added.

References

Link	Providers
https://codereview.qt-project.org/c/qt/qtbase/+/740427

History

Wed, 16 Sep 2026 07:00:00 +0000

Type	Values Removed	Values Added
Description		QDomDocument XML parsing is vulnerable to a remotely-triggerable denial-of-service crash when processing untrusted input.
Title		Unbounded recursion vulnerability in the QDomNode destructor of Qt XML impacts Qt
Weaknesses		CWE-674
References		https://codereview.qt-project.org/c/qt/qtbase/+/740427
Metrics		cvssV4_0 `{'score': 7.1, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/AU:N/R:U/V:D/RE:L'}`

Subscriptions

No data.

MITRE

Status: PUBLISHED

Assigner: Qt

Published: 2026-09-16T06:37:40.652Z

Updated: 2026-09-16T06:37:40.652Z

Reserved: 2026-08-07T12:46:51.889Z

Link: CVE-2026-19248

Vulnrichment

No data.

NVD

Status : Received

Published: 2026-09-16T07:16:32.943

Modified: 2026-09-16T07:16:32.943

Link: CVE-2026-19248

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-674

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