CVE-2026-95620

UNKNOWN 0.0

Use-after-free vulnerability in QNetworkAccessManager HTTP/2 support impacts Qt

CVSS Score

0.0

EPSS Score

0.0%

EPSS Percentile

0th

A use-after-free vulnerability in the Qt QNetworkAccessManager HTTP/2 client support of the Qt Network module allows a malicious or compromised HTTP/2 server to cause the client application to crash, affecting availability.

CWE	CWE-416
Vendor	qt
Product	qt
Published	Oct 23, 2026

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Affected Versions

qt / qt

6.9.0 < 6.11.3

References

NVD ↗ CVE.org ↗ EPSS Data ↗

wiki.qt.io: https://wiki.qt.io/List_of_known_vulnerabilities_in_Qt_products#CVE-2026-95620: codereview.qt-project.org: https://codereview.qt-project.org/c/qt/qtbase/+/759717

Credits

Daniel Birtwhistle