CVE-2022-40778: Opswat Metadefender

Medium severity, CVSS 5.4. EPSS: 0.5% chance of exploitation in the next 30 days.

A stored Cross-Site Scripting (XSS) vulnerability in OPSWAT MetaDefender ICAP Server before 4.13.0 allows attackers to execute arbitrary JavaScript or HTML because of the blocked page response.

Affected products

• Opswat Metadefender: before 4.13.0 (fixed in 4.13.0)

Published 2022-09-19. Last modified 2026-06-17.