CVE-2025-4211

Public on 2025-05-16
Modified on 2025-05-23
Description
Improper Link Resolution Before File Access ('Link Following') vulnerability in QFileSystemEngine in the Qt corelib module on Windows which potentially allows Symlink Attacks and the use of Malicious Files. Issue originates from CVE-2024-38081. The vulnerability arises from the use of the GetTempPath API, which can be exploited by attackers to manipulate temporary file paths, potentially leading to unauthorized access and privilege escalation. The affected public API in the Qt Framework is QDir::tempPath() and anything that uses it, such as QStandardPaths with TempLocation, QTemporaryDir, and QTemporaryFile.This issue affects all version of Qt up to and including 5.15.18, from 6.0.0 through 6.5.8, from 6.6.0 through 6.8.1. It is fixed in Qt 5.15.19, Qt 6.5.9, Qt 6.8.2, 6.9.0
Severity
Important severity
Important
CVSS v3 Base Score
7.3
See breakdown

Affected Packages

Platform Package Release Date Advisory Status
HAQM Linux 2 - Core qt Not Affected
HAQM Linux 2 - Core qt5 Not Affected

CVSS Scores

Score Type Score Vector
HAQM Linux CVSSv3 7.3 CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H