CVE-2024-44085

Severity: medium (CVSS 6.1 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.5% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2024-09-09 · updated 2026-06-17
Weakness: CWE-79

Description

ONLYOFFICE Docs before 8.1.0 allows XSS via a GeneratorFunction Object attack against a macro. This is related to use of an immediately-invoked function expression (IIFE) for a macro. NOTE: this issue exists because of an incorrect fix for CVE-2021-43446 and CVE-2023-50883.

Affected products

Onlyoffice: before 8.1.0 — fixed in 8.1.0

How to fix

Upgrade to a fixed version: Onlyoffice 8.1.0. Check the vendor advisory for mitigations.

References

https://www.onlyoffice.com/
https://www.syss.de/fileadmin/dokumente/Publikationen/Advisories/SYSS-2023-027.txt
https://www.syss.de/pentest-blog/cross-site-scripting-schwachstelle-in-onlyoffice-docs-syss-2023-027

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