CVE-2021-27648

CRITICAL

Synology Antivirus Essential <1.4.8-2801 - Privilege Escalation

Title source: llm
STIX 2.1

Description

Externally controlled reference to a resource in another sphere in quarantine functionality in Synology Antivirus Essential before 1.4.8-2801 allows remote authenticated users to obtain privilege via unspecified vectors.

References (1)

Scores

CVSS v3 9.0
EPSS 0.0989
EPSS Percentile 93.0%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H

Details

CWE
CWE-610
Status published
Products (1)
synology/antivirus_essential < 1.4.8-2801
Published Apr 28, 2021
Tracked Since Feb 18, 2026