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Vulnerability record · CVE-2026-13673 · published 18 September 2026

CVE-2026-13673: Incorrect permission assignment vulnerability

An incorrect permission assignment for critical resource vulnerability in LDAP 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 read or write arbitrary files and conduct denial-of-service attacks.

8.8 CVSS 3.1 High EPSS 0.39% · top 69.0% CWE-732 · Incorrect permission assignment Awaiting Analysis
8.8CVSS 3.1 base score
0.39%EPSS exploitation probability, 30 days
NoNot in CISA KEV
0Affected product versions listed by NVD
1References
18 Sep 2026Last modified by NVD

Description

An incorrect permission assignment for critical resource vulnerability in LDAP 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 read or write arbitrary files and conduct denial-of-service attacks.

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

References

LinkTags
https://www.synology.com/en-global/security/advisory/Synology_SA_26_13

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Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2026-13673), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.