CVE-2025-14575: Uncontrolled Search Path Element in Qt Network OpenSSL TLS backend allows rogue CA certificate loading

Severity: low (CVSS 1.8 v4.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.1% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-05-19 · updated 2026-10-14
Weakness: CWE-427

Description

An Uncontrolled Search Path Element vulnerability in the OpenSSL TLS backend of Qt Network (qtbase) in Qt Qt Framework (Unix) allows a local attacker to load a rogue CA certificate as a trusted system authority via a crafted certificate file placed in the application's working directory.

Affected products

Qt: from 5.0.0 through 5.15.19; from 6.0.0 through 6.5.9; from 6.6.0 through 6.8.3; from 6.9.0 through 6.9.1

References

https://codereview.qt-project.org/c/qt/qtbase/+/642967

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