Cleartext Transmission Vulnerability in Synology DiskStation Manager
CVE-2021-26560
7.4HIGH
Key Information:
- Vendor
Synology
- Vendor
- CVE Published:
- 26 February 2021
What is CVE-2021-26560?
This vulnerability in Synology DiskStation Manager exposes sensitive information due to cleartext transmission, allowing man-in-the-middle attackers to intercept and potentially spoof HTTP sessions. Users of affected versions should implement necessary security measures and consider applying patches as advised by the vendor to mitigate the risk.

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Affected Version(s)
Synology DiskStation Manager (DSM) < 6.2.3-25426-3
References
CVSS V3.1
Score:
7.4
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
High
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged
Timeline
Vulnerability published
Vulnerability Reserved