VULNERABILITY INTELLIGENCE

CVE-2021-27935

CVSS score7.5 HIGH

EPSS probability4.97%

CISA KEVNot currently listed

Published2021-03-03

Last modified2026-06-17

CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Description

An issue was discovered in AdGuard before 0.105.2. An attacker able to get the user's cookie is able to bruteforce their password offline, because the hash of the password is stored in the cookie.

Weakness classification

nvd@nist.gov: CWE-522

Primary references

cve@mitre.org — Issue Tracking, Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 — Issue Tracking, Patch, Third Party Advisory