CVE-2023-30186

CRITICAL

Onlyoffice Document Server < 7.3.2 - Use After Free

Title source: rule

Description

A use after free issue discovered in ONLYOFFICE DocumentServer 4.0.3 through 7.3.2 allows remote attackers to run arbitrary code via crafted JavaScript file.

References (6)

Core 6

Core References

Product

http://onlyoffice.com

Exploit, Patch, Third Party Advisory

https://gist.github.com/merrychap/25eba8c4dd97c9e545edad1b8f0eadc2

Product

https://github.com/ONLYOFFICE/DocumentServer

Product

https://github.com/ONLYOFFICE/core/blob/8ca40a44ce47a86168327a46db91253cf6bb205d/DesktopEditor/doctrenderer/

Not Applicable

https://github.com/ONLYOFFICE/core/blob/8ca40a44ce47a86168327a46db91253cf6bb205d/DesktopEditor/doctrenderer/embed/NativeControlEmbed.cpp#L110

View Writeup ZIP pw:eip

Patch, Vendor Advisory

https://github.com/ONLYOFFICE/core/commit/2b6ad83b36afd9845085b536969d366d1d61150a

View Patch ZIP pw:eip

Scores

CVSS v3 9.8

EPSS 0.0093

EPSS Percentile 76.3%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment

Exploitation poc

Automatable yes

Technical Impact total

Details

CWE

CWE-416

Status published

Products (1)

onlyoffice/document_server 4.0.3 - 7.3.2

Published Aug 14, 2023

Tracked Since Feb 18, 2026