CVE-2024-44085: onlyoffice XSS — Exploit

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.

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CVSS v3.1 Score

6.1

MEDIUM

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

Weakness Type (CWE)

CWE-79 Cross-site Scripting (XSS)

Affected Products

Vendor	Product	Versions
onlyoffice	onlyoffice	< 8.1.0

References

Exploits

https://www.syss.de/fileadmin/dokumente/Publikationen/Advisories/SYSS-2023-027.txt

Other References

https://www.onlyoffice.com/ https://www.syss.de/pentest-blog/cross-site-scripting-schwachstelle-in-onlyoffice-docs-syss-2023-027

Frequently Asked Questions

What is CVE-2024-44085? +

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. It has a CVSS v3.1 base score of 6.1 (MEDIUM).

How severe is CVE-2024-44085? +

CVE-2024-44085 has a CVSS v3.1 score of 6.1 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

What products are affected by CVE-2024-44085? +

CVE-2024-44085 affects products from onlyoffice, specifically: onlyoffice. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2024-44085? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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CVE-2024-44085