What’s Vulnerable › Vulnerabilities

CVE-2020-24742

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2021-08-09 · updated 2026-10-08

Description

An issue has been fixed in Qt versions 5.14.0 where QPluginLoader attempts to load plugins relative to the working directory, allowing attackers to execute arbitrary code via crafted files.

Affected products

• Qt: from 5.6.0 before 5.12.7; from 5.13.0 through 5.13.2 — fixed in 5.12.7

How to fix

Upgrade to a fixed version: Qt 5.12.7. Check the vendor advisory for mitigations.

References

• https://codereview.qt-project.org/c/qt/qtbase/+/280730
• https://codereview.qt-project.org/c/qt/qtbase/+/280730

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