// For flags

CVE-2025-4211

Improper Link Resolution Before File Access in QFileSystemEngine on Windows

Severity Score

7.3
*CVSS v4

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

Track*
*SSVC
Descriptions

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

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

*Credits: N/A
CVSS Scores
Attack Vector
Local
Attack Complexity
Low
Attack Requirements
Present
Privileges Required
Low
User Interaction
Passive
System
Vulnerable | Subsequent
Confidentiality
High
High
Integrity
High
High
Availability
High
High
Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Network
Attack Complexity
Medium
Authentication
None
Confidentiality
Partial
Integrity
Partial
Availability
Partial
* Common Vulnerability Scoring System
SSVC
  • Decision:Track*
Exploitation
None
Automatable
No
Tech. Impact
Total
* Organization's Worst-case Scenario
Timeline
  • 2025-05-02 CVE Reserved
  • 2025-05-16 CVE Published
  • 2025-05-16 CVE Updated
  • 2025-05-17 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-59: Improper Link Resolution Before File Access ('Link Following')
CAPEC
  • CAPEC-17: Using Malicious Files
  • CAPEC-132: Symlink Attack
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
The Qt Company
Search vendor "The Qt Company"
 Qt
Search vendor "The Qt Company" for product "Qt"
 <= 5.15.18
Search vendor "The Qt Company" for product "Qt" and version " <= 5.15.18"
en
Affected
The Qt Company
Search vendor "The Qt Company"
 Qt
Search vendor "The Qt Company" for product "Qt"
 >= 6.0.0 <= 6.5.8
Search vendor "The Qt Company" for product "Qt" and version " >= 6.0.0 <= 6.5.8"
en
Affected
The Qt Company
Search vendor "The Qt Company"
 Qt
Search vendor "The Qt Company" for product "Qt"
 >= 6.6.0 <= 6.8.1
Search vendor "The Qt Company" for product "Qt" and version " >= 6.6.0 <= 6.8.1"
en
Affected