Qt Group PlcCVE-2026-19248

qt: denial of service

CVE-2026-19248 · Published Sep 16, 2026 · updated Sep 18, 2026

High7.1

No fix yet

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

Affected versions

Package	Affected	Fixed in
qt Product	>= 2.2.0, <= 6.8.8	No fix yet
	>= 6.9.0, <= 6.11.1	No fix yet

Details and references

CVSS 4.0: 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/E:X/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:N/R:U/V:D/RE:L/U:X
Severity from: the vendor (its own CVE record or advisory)
Weakness: CWE-674