CVE-2026-1331: Hamastar Meetinghub Paperless Meetings

Critical severity, CVSS 9.8. EPSS: 0.8% chance of exploitation in the next 30 days.

MeetingHub developed by HAMASTAR Technology has an Arbitrary File Upload vulnerability, allowing unauthenticated remote attackers to upload and execute web shell backdoors, thereby enabling arbitrary code execution on the server.

Affected products

• Hamastar Meetinghub Paperless Meetings: before 2025-12-10 (fixed in 2025-12-10)

Published 2026-01-22. Last modified 2026-06-17.