CVE-2021-25261

HIGH

Yandex Browser <22.5.0.862 - Privilege Escalation

Title source: llm
STIX 2.1

Description

Local privilege vulnerability in Yandex Browser for Windows prior to 22.5.0.862 allows a local, low privileged, attacker to execute arbitary code with the SYSTEM privileges through manipulating symlinks to installation file during Yandex Browser update process.

References (1)

Core 1
Core References
Vendor Advisory x_refsource_misc
https://yandex.com/bugbounty/i/hall-of-fame-browser/

Scores

CVSS v3 7.8
EPSS 0.0047
EPSS Percentile 36.7%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-59
Status published
Products (1)
yandex/yandex_browser < 22.5.0.862
Published Jun 15, 2022
Tracked Since Feb 18, 2026