CVE-2026-6205
CVSS Score
8.1
EPSS Score
0.0%
EPSS Percentile
0th
An external control of file name or path vulnerability in Upload 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 arbitrary files and conduct denial-of-service attacks.
| CWE | CWE-73 |
| Vendor | synology |
| Product | diskstation manager (dsm) |
| Published | Sep 18, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
High
Availability
High
Affected Versions
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 < 7.2.1-69057-12
References
Credits
DungNBN (@greengrass19000) from Viettel Cyber Security Research Lab (@vcslab) working with Scamman from Trung Tâm Săn Lỗi Lậu Hải Ngoại