CVE-2025-5301

MEDIUM EPSS 98.2%
Published Jun 12, 20251y ago · Modified Jun 17, 20261w ago
6.1 CVSS 3.1
Medium
Find Similar
Published Jun 12, 2025 1y ago
Last Modified Jun 17, 2026 1w ago

Description

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.

CVSS Details

Base Score
6.1
Exploitability
2.8
Impact
2.7
Vector string
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

Threat Intelligence

EPSS Exploit Probability
98.2% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-79 Cross-site Scripting Injection

References 4

  • seclists.org http://seclists.org/fulldisclosure/2025/Jun/18
  • github.com https://github.com/ONLYOFFICE/DocumentServer/blob/master/CHANGELOG.md#832
  • r.sec-consult.com https://r.sec-consult.com/onlyoffice
  • sec-consult.com https://sec-consult.com/vulnerability-lab/advisory/reflected-cross-site-scripting-in-onlyoffice-docs-documentserver/

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.