Affected product
Roundcube Webmail
Remediation Steps
- Update Roundcube to version 1.6.x or later with security fixes
- Scan all user mailboxes for suspicious email content or malicious attachments
- Review mailbox access logs for unauthorized access during exploitation window
- Deploy email filtering rules to block malicious message patterns
- Educate users on email security risks and reporting suspicious emails
References
Coverage on defend.network
- Vulnerability Priority Report – Week 17 of April 2026 (April 20 – 26)
🤖 This CVE page is generated by defend.network from NVD, CISA KEV, EPSS, and our verified daily briefings. Severity and exploitation data come from official sources; always verify remediation steps against the official vendor advisory before acting in production.