An improper neutralization of input during web page generation ('Cross-site Scripting') vulnerability in extract domain in Synology Chat Server before 2.4.5-22148 allows remote authenticated users, via a UI interaction, to read or write restricted files and conduct limited denial-of-service attacks in DSM.
History

Tue, 01 Sep 2026 14:45:00 +0000

Type Values Removed Values Added
First Time appeared Synology
Synology synology Chat Server
Vendors & Products Synology
Synology synology Chat Server

Fri, 28 Aug 2026 14:15:00 +0000

Type Values Removed Values Added
Title Synology Chat Server XSS Allows Authenticated File Access and DoS

Fri, 28 Aug 2026 11:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

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


Fri, 28 Aug 2026 11:15:00 +0000

Type Values Removed Values Added
Title Synology Chat Server XSS Allows Authenticated File Access and DoS

Fri, 28 Aug 2026 07:30:00 +0000

Type Values Removed Values Added
Description An improper neutralization of input during web page generation ('Cross-site Scripting') vulnerability in extract domain in Synology Chat Server before 2.4.5-22148 allows remote authenticated users, via a UI interaction, to read or write restricted files and conduct limited denial-of-service attacks in DSM.
Weaknesses CWE-79
References
Metrics cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L'}


cve-icon MITRE

Status: PUBLISHED

Assigner: synology

Published: 2026-08-28T07:08:51.584Z

Updated: 2026-08-28T11:03:02.420Z

Reserved: 2026-05-26T07:01:48.490Z

Link: CVE-2026-9548

cve-icon Vulnrichment

Updated: 2026-08-28T11:02:54.954Z

cve-icon NVD

Status : Received

Published: 2026-08-28T08:16:59.063

Modified: 2026-08-28T12:16:39.883

Link: CVE-2026-9548

cve-icon Redhat

No data.