CVE-2021-43447
HIGH 7.5EPSS 1.3%
ONLYOFFICE all versions as of 2021-11-08 is affected by Incorrect Access Control. An authentication bypass in the document editor allows attackers to edit documents without authentication.
- CVSS v3.1 NVD
- 7.5 HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N - EPSS
- 1.25% chance of exploitation in the next 30 days, 69th percentile
- Published
- 2023-01-23
- Updated
- 2025-04-02
Proof-of-concept exploits (1)
Security advisories
- https://www.onlyoffice.com
- ONLYOFFICE/server
- https://labs.nettitude.com/blog/exploiting-onlyoffice-web-sockets-for-unauthenticated-rem…