CVE-2021-29500: Bubble Fireworks Project Bubble Fireworks

High severity, CVSS 7.5. EPSS: 0.6% chance of exploitation in the next 30 days.

bubble fireworks is an open source java package relating to Spring Framework. In bubble fireworks before version 2021.BUILD-SNAPSHOT there is a vulnerability in which the package did not properly verify the signature of JSON Web Tokens. This allows to forgery of valid JWTs.

Affected products

• Bubble Fireworks Project Bubble Fireworks: before 2021.build-snapshot (fixed in 2021.build-snapshot)

Published 2021-06-04. Last modified 2026-06-17.