Critical Alert 3 Active Exploits Detected Today

CVE-2025-39964 Linux Kernel Race Condition Vulnerability →
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-2026-13666NVD

Description

An improper neutralization of CRLF sequences ('CRLF Injection') vulnerability in Sharing 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 to write limited files when a victim clicks a sharing URL.
Severity Level
LOW (3.5)
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)
LOW 3.5
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N

Weaknesses (CWE)

CWE-93 - Improper Neutralization of CRLF Sequences ('CRLF Injection')

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