EUVD-2025-18164

| CVE-2025-5301 MEDIUM
Cross-site Scripting (XSS) (CWE-79)
2025-06-12 551230f0-3615-47bd-b7cc-93e92e730bbf
XSS
6.1
CVSS 3.1
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CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Changed
Confidentiality
Low
Integrity
Low
Availability
None

Lifecycle Timeline

3
Analysis Generated
Mar 14, 2026 - 21:20 vuln.today
EUVD ID Assigned
Mar 14, 2026 - 21:20 euvd
EUVD-2025-18164
CVE Published
Jun 12, 2025 - 08:15 nvd
MEDIUM 6.1

DescriptionNVD

ONLYOFFICE Docs (DocumentServer) in versions equal and below 8.3.1 are affected by a reflected cross-site scripting (XSS) issue when opening files via the WOPI protocol. Attackers could inject malicious scripts via crafted HTTP POST requests, which are then reflected in the server's HTML response.

Analysis

ONLYOFFICE Docs (DocumentServer) in versions equal and below 8.3.1 are affected by a reflected cross-site scripting (XSS) issue when opening files via the WOPI protocol. Attackers could inject malicious scripts via crafted HTTP POST requests, which are then reflected in the server's HTML response.

Technical ContextAI

Cross-site scripting (XSS) allows injection of client-side scripts into web pages viewed by other users due to insufficient output encoding.

RemediationAI

Encode all user-supplied output contextually (HTML, JS, URL). Implement Content Security Policy (CSP) headers. Use HTTPOnly and Secure cookie flags.

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EUVD-2025-18164 vulnerability details – vuln.today
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