CVE-2020-29071: Liquidfiles

Critical severity, CVSS 9.0. EPSS: 1.7% chance of exploitation in the next 30 days.

An XSS issue was found in the Shares feature of LiquidFiles before 3.3.19. The issue arises from the insecure rendering of HTML files uploaded to the platform as attachments, when the -htmlview URL is directly accessed. The impact ranges from executing commands as root on the server to retrieving sensitive information about encrypted e-mails, depending on the permissions of the target user.

Affected products

• Liquidfiles Liquidfiles: before 3.3.19 (fixed in 3.3.19)

Published 2020-11-25. Last modified 2026-06-17.