CVE-2024-26455: Treasuredata Fluent Bit

High severity, CVSS 7.5. EPSS: 0.7% chance of exploitation in the next 30 days.

fluent-bit 2.2.2 contains a Use-After-Free vulnerability in /fluent-bit/plugins/custom_calyptia/calyptia.c.

Affected products

• Treasuredata Fluent Bit: version 2.2.2 only

Published 2024-02-26. Last modified 2026-06-17.