plugin

Onlyoffice Vulnerabilities

2 known security issues reported for the Onlyoffice WordPress plugin. Most recent disclosed Jul 23, 2025.

1 critical 1 medium

Running Onlyoffice on your site? Check whether your installed version is affected.

Scan your site free

ONLYOFFICE Docs 1.1.0 - 2.2.0 - Missing Authorization to Unauthenticated Privilege Escalation via callback Function

critical

The ONLYOFFICE Docs plugin for WordPress is vulnerable to Privilege Escalation due to missing authorization within its oo.callback REST endpoint in versions 1.1.0 to 2.2.0. The plugin’s permission callback only verifies that the supplied, encrypted attachment ID maps to an existing attachment post, but does not verify...

CVSS:
9.8
Affected:
1.1.0 – 2.2.0
Fixed in:
2.3.0
Disclosed:
Jul 23, 2025

CVE-2025-6380 on NVD →

ONLYOFFICE Docs <= 2.0.0 - Authenticated (Contributor+) Stored Cross-Site Scripting

medium

The ONLYOFFICE Docs plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's 'onlyoffice' shortcode in all versions up to, and including, 2.0.0 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers, with contr...

CVSS:
6.4
Affected:
up to 2.0.0
Fixed in:
2.2.0
Disclosed:
Dec 5, 2024

CVE-2024-11450 on NVD →

Protect your WordPress site

Run a free security scan to detect vulnerable plugins and themes, exposed files, and malware — no plugin install, no signup.

Scan your site free

← Back to the vulnerability database