# CVE-2026-110944: Qt HTTP Server QHttpServer resource exhaustion

Source: https://junglewise.ai/threats/cve-2026-110944-resource-exhaustion-vulnerability-in-the-http-request-handling  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-11-04. Updated: 2026-11-04  
License: CC BY 4.0 with a link back

CVE-2026-110944 · Severity: info · Published 2026-11-04

Qt HTTP Server's QHttpServer component contains a resource exhaustion vulnerability in HTTP request handling that could be exploited to degrade service availability. An attacker with network access could send crafted requests that consume excessive resources, potentially causing the server to become unresponsive to legitimate clients.

Vendors: [Qt](https://junglewise.ai/threats/vendors/qt).

## Quick answers

**Is CVE-2026-110944 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-110944 being exploited in the wild.

**How severe is CVE-2026-110944?** Informational severity, published 4 November 2026.

**Which products and versions are affected?** Qt HTTP Server.

**Is there a fix for CVE-2026-110944?** No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.

**How is CVE-2026-110944 attacked?** It is attacked over the network, in a software library.

**Am I affected by CVE-2026-110944?** Check whether you run Qt HTTP Server. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## Technical details

A resource exhaustion flaw exists in the QHttpServer component's HTTP request handling logic. The vulnerability is triggered by network-based attacks that manipulate HTTP requests to consume disproportionate server resources. The issue affects Qt HTTP Server and patches have been prepared in the Qt project code review system.

## Affected products

- Qt HTTP Server

## Timeline

- 2026-11-04: disclosed

## References

- [https://codereview.qt-project.org/c/qt/qthttpserver/+/768560](https://codereview.qt-project.org/c/qt/qthttpserver/+/768560)
- [https://codereview.qt-project.org/c/qt/qthttpserver/+/768934](https://codereview.qt-project.org/c/qt/qthttpserver/+/768934)