Barracuda Networks Outage History

Barracuda Networks experienced a major mail processing outage in the UK region that initially affected up to 15% of customers, causing delays in new mail processing. The impact was gradually reduced to below 10% of customers as engineers worked to restore services. The incident was fully resolved after 28.4 hours with mail processing restored for all customers in the region.

Barracuda Networks experienced slow email ingestion that caused search functionality to fail and prevented users from finding messages. The incident affected email processing systems for 4.7 hours. The issue was resolved after engineers identified and implemented a fix.

Barracuda XDR experienced a service disruption affecting email events ingestion for US region customers, causing delays and potential loss of events between 6:30am to 8:00am UTC on March 27th. The engineering team quickly restored real-time event processing and worked to reingest the missed historical events. The incident was fully resolved after 80 hours with complete restoration of Barracuda Email events ingestion functionality.

Barracuda Networks experienced an issue with their Cloud-to-Cloud Backup service that caused backup jobs to run longer than normal and resulted in web interface slowness. The incident affected both the backup functionality and user interface performance for 5.6 hours. The issue was resolved after implementing a fix and monitoring the results.

Barracuda Networks experienced slow email ingestion that caused search functionality to fail and generate errors when users attempted to search for messages. The issue affected the Email Processing component for 5.8 hours. The incident was resolved after implementing a fix and monitoring the results.

Barracuda Networks' Email Gateway Defense experienced high deferral rates when sending outbound emails to Microsoft domains, affecting mail delivery for over 15 days. The incident was resolved on March 13, 2026, after monitoring and addressing the delivery issues.

Barracuda Networks' SecureEdge service experienced degraded performance for 22.9 hours due to issues with propagating configuration changes from the SEM to boxes. The incident affected configuration management functionality but did not impact user data. The issue was resolved after implementing a fix and monitoring the results.

Barracuda XDR experienced an issue with O365 event ingestion in the US region starting February 20, 2026 at 23:00 UTC, causing delays and potential loss of security events for affected customers. The engineering team restored real-time event processing and worked to reingest historical events from the outage period. The incident was fully resolved on March 3, 2026, with O365 events ingestion restored to normal operation after 186.5 hours.