CVE-2022-39017: XSS in all comments fields in M-Files Hubshare

Severity: medium (CVSS 5.4 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2022-10-31 · updated 2026-06-17
Weakness: CWE-20

Description

Improper input validation and output encoding in all comments fields, in M-Files Hubshare before 3.3.10.9 allows authenticated attackers to introduce cross-site scripting attacks via specially crafted comments.

Affected products

M-Files Hubshare: before 3.3.10.9 — fixed in 3.3.10.9

How to fix

Upgrade to a fixed version: M-Files Hubshare 3.3.10.9. Check the vendor advisory for mitigations.

References

https://www.themissinglink.com.au/security-advisories/cve-2022-39017
https://www.themissinglink.com.au/security-advisories/cve-2022-39017

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