📦 Document Server

by Onlyoffice

🔍 What is Document Server?

Description coming soon...

🛡️ Security Overview

Click on a severity to filter vulnerabilities

⚠️ Known Vulnerabilities

CVE-2023-30187

CRITICAL CVSS 9.8 Aug 14, 2023

CVE-2023-30187 is a critical out-of-bounds memory access vulnerability in ONLYOFFICE DocumentServer that allows remote attackers to execute arbitrary code via crafted JavaScript files. This affects or...

CVE-2022-29776

CRITICAL CVSS 9.8 Jun 2, 2022

CVE-2022-29776 is a critical stack overflow vulnerability in ONLYOFFICE Document Server and Core that allows remote code execution by sending specially crafted files. Attackers can exploit this to exe...

CVE-2021-25830

CRITICAL CVSS 9.8 Mar 1, 2021

CVE-2021-25830 is a critical remote code execution vulnerability in ONLYOFFICE DocumentServer. Attackers can exploit improper file extension handling during DOCT to DOCX conversion to execute arbitrar...

CVE-2021-25832

CRITICAL CVSS 9.8 Mar 1, 2021

A heap buffer overflow vulnerability in BMP image processing within ONLYOFFICE DocumentServer allows remote code execution. Attackers can exploit this by uploading malicious BMP files to achieve full ...

CVE-2021-3199

CRITICAL CVSS 9.8 Jan 26, 2021

CVE-2021-3199 is a critical directory traversal vulnerability in ONLYOFFICE Document Server that allows authenticated attackers to upload malicious files to arbitrary locations via the /upload endpoin...

CVE-2022-48422

HIGH CVSS 7.8 Mar 19, 2023

This vulnerability allows local users on Linux systems to escalate privileges by placing a malicious libgcc_s.so.1 library in a directory where ONLYOFFICE Docs is executed. The application loads this ...

CVE-2021-25829

HIGH CVSS 7.5 Mar 1, 2021

CVE-2021-25829 is an improper binary stream data handling vulnerability in ONLYOFFICE DocumentServer that allows attackers to cause denial of service by sending specially crafted documents. This affec...

CVE-2025-68935

MEDIUM CVSS 6.4 Dec 25, 2025

CVE-2025-68935 is a cross-site scripting (XSS) vulnerability in ONLYOFFICE Docs DocumentServer that allows attackers to inject malicious scripts via the Font field in Multilevel list settings. This af...

CVE-2025-68936

MEDIUM CVSS 6.4 Dec 25, 2025

This vulnerability allows cross-site scripting (XSS) attacks through the Color theme name feature in ONLYOFFICE Docs. Attackers can inject malicious scripts that execute in users' browsers when they i...

CVE-2023-46988

MEDIUM CVSS 6.7 Apr 1, 2025

A path traversal vulnerability in ONLYOFFICE Document Server allows remote attackers to copy arbitrary files by manipulating the fileExt parameter in the /example/editor endpoint. This can lead to una...