Critical Alert 3 Active Exploits Detected Today

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CVE-2026-53266 Linux Kernel Out-of-Bounds Write Vulnerability →
CVE-2025-39682 Linux Kernel Improper Check for Unusual or Exceptional Conditions Vulnerability →
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CVE-2026-13623NVD

Description

An improper neutralization of input during web page generation ('Cross-site Scripting') vulnerability in Theme API in Synology DiskStation Manager (DSM) before 7.2.1-69057-12, 7.2.2-72806-9, 7.3.2-86009-4 and 7.4-90075 allows remote authenticated users with administrator privileges to read or write limited files.
Severity Level
MEDIUM (4.8)
Published Date
18/09/2026
Last Modified
18/09/2026
Exploitation Status
????
EPSS Score
0.19% (percentile 9.3%)

CVSS Base Metrics

CVSS v3 (3.1)
MEDIUM 4.8
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N

Weaknesses (CWE)

CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Affected & Patched Versions

ProductAffected VersionsPatched Version
Synology DiskStation Manager (DSM)7.4 - < 7.4-90075, 7.3.2 - < 7.3.2-86009-4, 7.2.2 - < 7.2.2-72806-9, 7.2.1 - < 7.2.1-69057-12N/A