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CVE-2026-107157— Out-of-bounds read vulnerability in QCborValue::fromCbor() 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 框架中 函数存在越界读取漏洞。

CVSS 2.0 · Low

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2026-107157

Vulnerability Information
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Vulnerability Title
Out-of-bounds read vulnerability in QCborValue::fromCbor() impacts Qt Framework
Source: CVE Program / CVE List V5
Vulnerability Description
Out-of-bounds read vulnerability in QCborValue::fromCbor() impacts Qt Framework.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:L/AC:H/AT:N/PR:N/UI:P/VC:H/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/RE:L/U:Amber
Source: CVE Program / CVE List V5
Vulnerability Type
跨界内存读
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
qt Qt 5.12.0 ~ 6.8.8 cpe:2.3:a:qt:qt:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-107157

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2026-107157

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Other References for CVE-2026-107157 (2)

IV. Related Vulnerabilities

Same product: Qt
Same vendor: qt
Same weakness: CWE-125