CVE-2026-13684CWE-116

CVE-2026-13684

Critical · published September 18, 2026

CVSS v3.1
9.8
EPSS
1%
Percentile
48.0
In the wild
Unconfirmed
What it is

An improper encoding or escaping of output vulnerability in SCGI 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 attackers to read or write arbitrary files and conduct denial-of-service attacks.

The record
Technical detail
CVSS v3.1
9.8 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00599 · 48.0th percentile
Weakness
CWE-116 · Improper Encoding or Escaping of Output
Published
2026-09-18T13:16Z
References (1)
https://www.synology.com/en-global/security/advisory/Synology_SA_26_13 · [email protected]
EPSS history
Timeline
  • 19 SEP 03:50Z
    EPSS moved — → 0%
    epss
  • 18 SEP 08:19Z
    An improper encoding or escaping of output vulnerability in SCGI in Synology DiskStation Manager (DSM) before 7.2.1-69057-12, 7.2.2-72806-9, 7.3.2-86009-4 and…
    cvelistv5