CVE-2026-95620

Published Oct 23, 2026 Modified Oct 23, 2026 CWE-416

Description

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.

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Weakness Type (CWE)

CWE-416 Use After Free

References

Frequently Asked Questions

What is CVE-2026-95620? +
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.
How do I check if I'm vulnerable to CVE-2026-95620? +
You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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