Vulnerability · Published Sep 18, 2026 · Assigned by synology
CVE-2026-40533
Medium 5.3
In plain English
A medium-severity security flaw in DiskStation Manager (DSM) from Synology. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 32% of all known vulnerabilities).
Severity (CVSS 3.1)5.3Medium
Exploit odds (30 days)0.4%top 67.8% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
An exposure of sensitive information through data queries vulnerability in Desktop API in Synology DiskStation Manager (DSM) before 7.2.1-69057-10, 7.2.2-72806-7 and 7.3.2-86009-2 allows remote attackers to obtain non-sensitive information.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Synology | DiskStation Manager (DSM) | 7.3 – before 7.3.2-86009-27.2.2 – before 7.2.2-72806-77.2.1 – before 7.2.1-69057-10 |
Weakness: CWE-202 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
References
- Synology-SA-26:06 DSM vendor-advisory