CVE-2026-107479— Integer truncation vulnerability in QTextCodec conversion functions impacts Qt Framework
Quick assessment
Affected
qt Qt
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 5 Core Compatibility APIs 模块中的 QTextCodec 转换函数存在整数截断漏洞，该漏洞影响 Qt 框架。使用受影响功能的应用程序可能会发生崩溃。
Possible ATT&CK Techniques 1 AI
T1068 · Exploitation for Privilege Escalation
Get alerts for future matching vulnerabilities
Log in to subscribe
I. Basic Information for CVE-2026-107479
Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗
Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.
Vulnerability Title
Integer truncation vulnerability in QTextCodec conversion functions impacts Qt Framework
Source: CVE Program / CVE List V5
Vulnerability Description
An integer truncation vulnerability in the QTextCodec conversion functions of the Qt 5 Core Compatibility APIs module impacts the Qt Framework. An application using the affected functionality could crash.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/RE:L/U:Green
Source: CVE Program / CVE List V5
Vulnerability Type
数值截断错误
Source: CVE Program / CVE List V5
Affected Products
II. Public POCs for CVE-2026-107479
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
Premium
No public POC found.
Login to generate AI POCIII. Intelligence Information for CVE-2026-107479
请登录查看更多情报信息。
Other References for CVE-2026-107479 (2)
IV. Related Vulnerabilities
Same product: Qt
-
CVE-2026-103653
Out-of-bounds read vulnerability in CoAP message parsing imp -
CVE-2026-100140
Integer overflow vulnerability in XML parsing functionality -
CVE-2026-107457
Memory corruption vulnerability in QMqttClient impacts Qt MQ -
CVE-2026-105924
NULL pointer dereference vulnerability in QCborValue to JSON -
CVE-2026-107590
Out-of-bounds write vulnerability in QTextCodec iconv-based
Same vendor: qt
-
CVE-2026-110944
Resource exhaustion vulnerability in HTTP request handling i -
CVE-2026-103653
Out-of-bounds read vulnerability in CoAP message parsing imp -
CVE-2026-100140
Integer overflow vulnerability in XML parsing functionality -
CVE-2026-107457
Memory corruption vulnerability in QMqttClient impacts Qt MQ -
CVE-2026-111487
Out-of-bounds write vulnerability in the assimp scene import
Same weakness: CWE-197
-
CVE-2026-116742
HTSlib through 1.24 Heap Out-of-Bounds Write via Truncated . -
CVE-2026-116012
Ghidra before 12.2 Integer Truncation in PackedDecode::skipA -
CVE-2026-115889
Wasmtime: Bit-packing in Cranelift compiler causes silent ov -
CVE-2026-109588
Numeric truncation in the MPU buffer authorization check in -
CVE-2026-108451
Microsoft Office Word Remote Code Execution Vulnerability