Privilege escalation in Microsoft Edge Update Setup



Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2025-29795
CWE-ID CWE-59
Exploitation vector Local
Public exploit N/A
Vulnerable software
 Microsoft Edge Update
Client/Desktop applications / Other client software

Vendor Microsoft

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Link following

EUVDB-ID: #VU105948

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-2025-29795

CWE-ID: CWE-59 - Improper Link Resolution Before File Access ('Link Following')

Exploit availability: No

Description

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

The vulnerability exists due to insecure link following. A local user can create a symbolic link to a critical file on the system and escalate privileges.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Microsoft Edge Update: 1.3.185.21 - 1.3.195.43

CPE2.3 External links

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2025-29795


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.



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