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CVE-2026-116337— Uncontrolled resource consumption vulnerability in HTTP response handling of Qt Network impacts Qt Framework

Quick assessment

Affected
qt Qt Framework
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Qt 网络模块中，Qt 框架处理 HTTP 响应的功能存在不受控制的资源消耗漏洞。

CVSS 0.6 · Low

Possible ATT&CK Techniques 1 AI

T1499.003 · Application Exhaustion Flood
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I. Basic Information for CVE-2026-116337

Vulnerability Information
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Vulnerability Title
Uncontrolled resource consumption vulnerability in HTTP response handling of Qt Network impacts Qt Framework
Source: CVE Program / CVE List V5
Vulnerability Description
Uncontrolled resource consumption vulnerability in the Qt Framework HTTP response handling functionality of the Qt Network module.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:N/VI:L/VA:N/SC:N/SI:L/SA:N/E:U/R:U/RE:L/U:Green
Source: CVE Program / CVE List V5
Vulnerability Type
不加限制或调节的资源分配
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
qt Qt Framework 4.5.0 ~ 6.8.10 cpe:2.3:a:qt:qt:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-116337

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III. Intelligence Information for CVE-2026-116337

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Other References for CVE-2026-116337 (3)

IV. Related Vulnerabilities

Same product: Qt Framework
Same vendor: qt
Same weakness: CWE-770