Description
An improper neutralization of input during web page generation ('Cross-site Scripting') vulnerability in Theme 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 with administrator privileges to read or write limited files.
Published: 2026-09-18
Score: 4.8 Medium
EPSS: < 1% Very Low
KEV: No
AI Analysis

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Remediation

No solution or workaround provided in the CVE record.

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Tracking

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Advisories

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History

Sun, 20 Sep 2026 00:30:00 +0200

Type Values Removed Values Added
First Time appeared Synology
Synology diskstation Manager
Vendors & Products Synology
Synology diskstation Manager

Sat, 19 Sep 2026 23:15:00 +0200

Type Values Removed Values Added
Title Cross‑Site Scripting Vulnerability in Synology DSM Theme API

Sat, 19 Sep 2026 03:30:00 +0200

Type Values Removed Values Added
Title Cross‑Site Scripting Vulnerability in Synology DSM Theme API

Fri, 18 Sep 2026 14:30:00 +0200

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Fri, 18 Sep 2026 10:45:00 +0200

Type Values Removed Values Added
Description An improper neutralization of input during web page generation ('Cross-site Scripting') vulnerability in Theme 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 with administrator privileges to read or write limited files.
Weaknesses CWE-79
References
Metrics cvssV3_1

{'score': 4.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N'}


Subscriptions

Synology Diskstation Manager
cve-icon MITRE

Status: PUBLISHED

Assigner: synology

Published:

Updated: 2026-09-18T11:28:39.237Z

Reserved: 2026-06-29T09:42:48.084Z

Link: CVE-2026-13623

cve-icon Vulnrichment

Updated: 2026-09-18T11:25:49.111Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-09-18T09:16:38.500

Modified: 2026-09-18T19:07:38.320

Link: CVE-2026-13623

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-20T00:15:05Z

Weaknesses
  • CWE-79

    Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')