NULL pointer dereference vulnerability in QDomDocument::setContent() XML parsing impacts Qt

published 2026-11-12 2h ago modified 2026-11-12 1h ago also EUVD-2026-124324

cvss: 1.9; version 4.0, CNA
cisa kev: Not listed; not in CISA's catalog
epss: —; no EPSS score yet
public exploits: 0; none known

A NULL pointer dereference vulnerability in the Qt Framework QDomDocument::setContent() XML parsing path of the Qt XML module (qtbase).

Patch / fix

fixed in 1 links 1

qt qt 6.8.9, 6.11.3

codereview.qt-project.org/c/qt/qtbase/+/757771 patch

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CVSS scores

assigned by	version	score	vector
CNA	4.0	1.9	CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/R:U/RE:L
CNA	4.0	1.9	CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:U/V:X/RE:L/U:X

Affected products

qt qt

Classification

Weakness

CWE-476 NULL Pointer Dereference

References

codereview.qt-project.org /c/qt/qtbase/+/757771
patch
wiki.qt.io /List_of_known_vulnerabilities_in_Qt_products#CVE-2026-82292:
vendor-advisory

Sources

CVE List CVE-2026-82292
NVD CVE-2026-82292

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