What’s Vulnerable › Vulnerabilities

CVE-2022-40983

• Severity: high (CVSS 8.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.1% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2023-01-12 · updated 2026-06-17
• Weakness: CWE-190

Description

An integer overflow vulnerability exists in the QML QtScript Reflect API of Qt Project Qt 6.3.2. A specially-crafted javascript code can trigger an integer overflow during memory allocation, which can lead to arbitrary code execution. Target application would need to access a malicious web page to trigger this vulnerability.

Affected products

• Qt: 6.3.2

References

• https://talosintelligence.com/vulnerability_reports/TALOS-2022-1617
• https://talosintelligence.com/vulnerability_reports/TALOS-2022-1617
• https://www.talosintelligence.com/vulnerability_reports/TALOS-2022-1617

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