pbatard rufus up to 4.6 cfgmgr32.dll untrusted search path

Summaryinfo

A vulnerability was found in pbatard rufus up to 4.6. It has been classified as problematic. This impacts an unknown function in the library cfgmgr32.dll. Performing a manipulation results in untrusted search path. This vulnerability is reported as CVE-2025-26624. The attack requires a local approach. No exploit exists. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability classified as critical has been found in pbatard rufus up to 4.6. This affects an unknown code block in the library cfgmgr32.dll. The manipulation with an unknown input leads to a untrusted search path vulnerability. CWE is classifying the issue as CWE-426. The product searches for critical resources using an externally-supplied search path that can point to resources that are not under the product's direct control. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

Rufus is a utility that helps format and create bootable USB flash drives. A DLL hijacking vulnerability in Rufus 4.6.2208 and earlier versions allows an attacker loading and executing a malicious DLL with escalated privileges (since the executable has been granted higher privileges during the time of launch) due to the ability to inject a malicious `cfgmgr32.dll` in the same directory as the executable and have it side load automatically. This is fixed in commit `74dfa49`, which will be part of version 4.7. Users are advised to upgrade as soon as version 4.7 becomes available. There are no known workarounds for this vulnerability.

The advisory is shared at github.com. This vulnerability is uniquely identified as CVE-2025-26624 since 02/12/2025. The exploitability is told to be difficult. An attack has to be approached locally. Technical details are known, but no exploit is available. MITRE ATT&CK project uses the attack technique T1574 for this issue.

Upgrading to version 4.7 eliminates this vulnerability.

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Productinfo

Vendor

• pbatard

Name

• rufus

Version

• 4.0
• 4.1
• 4.2
• 4.3
• 4.4
• 4.5
• 4.6

Website

• Product: https://github.com/pbatard/rufus/

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Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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