Vulnerability record · CVE-2026-19248 · published 16 September 2026

CVE-2026-19248: QDomDocument XML parsing is vulnerable to a remotely-triggerable denial-of-service crash when processing untru…

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

7.1 CVSS 4.0 High EPSS 0.41% · top 67.4% CWE-674 · CWE-674 Awaiting Analysis

7.1CVSS 4.0 base score

0.41%EPSS exploitation probability, 30 days

NoNot in CISA KEV

0Affected product versions listed by NVD

1References

18 Sep 2026Last modified by NVD

Description

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

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:

References

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

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Source: NIST National Vulnerability Database (record CVE-2026-19248), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.