PatchTheCVECVE-2026-95620: A use-after-free vulnerability in the Qt QNetworkAccessManager HTTP/2 client support of the Qt Network module
7
Routine
LOW 2.1
CVE-2026-95620 is a low-severity flaw (CVSS 2.1) affecting affected software. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.
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.
Why this priority
- No elevated risk signals yet
No fix is published yet: follow the downgrade or mitigation steps.
Risk facts
| CVSS score | 2.1 (Low) |
| Attack vector | Network (remote) |
| Attack complexity | High |
| Privileges needed | None |
| User interaction | Active |
| EPSS exploit chance | n/a |
| CISA exploited list | No |
| Weakness | CWE-416 |
| Published | 2026-10-23 |
| Last modified | 2026-10-23 |
Publisher (CNA): TQtC
Timeline
- Published CVE record published
- Updated Record last modified
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Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.