#VU103824 Link following in PC Manager - CVE-2025-21322

Vulnerability identifier: #VU103824

Vulnerability risk: Low

CVSSv4.0: 5.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2025-21322

CWE-ID: CWE-59

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
PC Manager
Client/Desktop applications / Antivirus software/Personal firewalls

Vendor: Microsoft

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to insecure link following in Microsoft PC Manager. A local user can gain elevated privileges on the target system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

PC Manager: All versions

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External links
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21322

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Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.