CVE-2025-31334: winrar (CVSS 6.8)

Description

Issue that bypasses the "Mark of the Web" security warning function for files when opening a symbolic link that points to an executable file exists in WinRAR versions prior to 7.11. If a symbolic link specially crafted by an attacker is opened on the affected product, arbitrary code may be executed.

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CVSS v3.1 Score

6.8

MEDIUM

CVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H

Weakness Type (CWE)

CWE-356 CWE-356

Affected Products

Vendor	Product	Versions
rarlab	winrar	< 7.11

References

Other References

https://jvn.jp/en/jp/JVN59547048/ https://www.win-rar.com/start.html?&L=0

Frequently Asked Questions

What is CVE-2025-31334? +

Issue that bypasses the "Mark of the Web" security warning function for files when opening a symbolic link that points to an executable file exists in WinRAR versions prior to 7.11. If a symbolic link specially crafted by an attacker is opened on the affected product, arbitrary code may be executed. It has a CVSS v3.1 base score of 6.8 (MEDIUM).

How severe is CVE-2025-31334? +

CVE-2025-31334 has a CVSS v3.1 score of 6.8 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

What products are affected by CVE-2025-31334? +

CVE-2025-31334 affects products from rarlab, specifically: winrar. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-31334? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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CVE-2025-31334