CVE-2026-40539
7.1
CVSS:3.1/AV:A/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
Summary
An improper certificate validation vulnerability in Email API in Synology DiskStation Manager (DSM) before 7.2.1-69057-10, 7.2.2-72806-7 and 7.3.2-86009-2 allows man-in-the-middle attackers to read or write arbitrary files and conduct denial-of-service attacks.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Synology | DiskStation Manager (DSM) | 7.3 < 7.3.2-86009-2 | affected |
| Synology | DiskStation Manager (DSM) | 7.2.2 < 7.2.2-72806-7 | affected |
| Synology | DiskStation Manager (DSM) | 7.2.1 < 7.2.1-69057-10 | affected |
| Synology | DiskStation Manager (DSM) | 0 < 7.2.1 | unknown |
Weaknesses
- CWE-295: Improper Certificate Validation
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: none
- Automatable: no
- Technical Impact: total
References
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