Synology DiskStation Manager up to 7.2.0/7.2.2-72806-6/7.3.2-86009-1 Desktop API information disclosure

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
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CTI Interest Score
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5.2$0-$5k0.39

Summaryinfo

A vulnerability marked as problematic has been reported in Synology DiskStation Manager up to 7.2.0/7.2.2-72806-6/7.3.2-86009-1. Affected is an unknown function of the component Desktop API. Performing a manipulation results in information disclosure. This vulnerability is cataloged as CVE-2026-40533. It is possible to initiate the attack remotely. There is no exploit available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability classified as problematic has been found in Synology DiskStation Manager up to 7.2.0/7.2.2-72806-6/7.3.2-86009-1. This affects an unknown code of the component Desktop API. The manipulation with an unknown input leads to a information disclosure vulnerability. CWE is classifying the issue as CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. This is going to have an impact on confidentiality. The summary by CVE is:

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.

It is possible to read the advisory at synology.com. This vulnerability is uniquely identified as CVE-2026-40533 since 04/14/2026. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1592 according to MITRE ATT&CK.

Upgrading to version 7.2.1-69057-10, 7.2.2-72806-7 or 7.3.2-86009-2 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2026-82794). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.2

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 5.3
CNA Vector (synology): 🔒

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Information disclosure
CWE: CWE-200 / CWE-284 / CWE-266
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: DiskStation Manager 7.2.1-69057-10/7.2.2-72806-7/7.3.2-86009-2

Timelineinfo

04/14/2026 CVE reserved
09/18/2026 +157 days Advisory disclosed
09/18/2026 +0 days VulDB entry created
09/18/2026 +0 days VulDB entry last update

Sourcesinfo

Vendor: synology.com

Advisory: synology.com
Status: Confirmed

CVE: CVE-2026-40533 (🔒)
GCVE (CVE): GCVE-0-2026-40533
GCVE (VulDB): GCVE-100-407439
EUVD: 🔒

Entryinfo

Created: 09/18/2026 10:50
Updated: 09/18/2026 11:19
Changes: 09/18/2026 10:50 (64), 09/18/2026 11:19 (1)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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