MongoDB security advisory (AV26-468)

Serial number: AV26-468
Date: May 14, 2026

On May 12, 2026, MongoDB published a security advisory to address a vulnerability in the following product:

• MongoDB – version 8.3.0 to 8.3.1
• MongoDB – version 8.2.0 to 8.2.8
• MongoDB – version 8.0.0 to 8.0.22
• MongoDB – version 7.0.0 to 7.0.33
• MongoDB – version 6.0.0 to 6.0.27
• MongoDB – version 5.0.0 to 5.0.32

The Cyber Centre encourages users and administrators to review the provided web link and apply the necessary updates.

• MongoDB - (CVE-2026-8053) Undefined behavior when inserting data with duplicate field names into timeseries collections