Spring Tools for Eclipse <5.2.0: DevTools Secret via Insecure PRNG
CVE-2026-47882 Published on July 30, 2026
Spring Boot DevTools remote secret generated with a non-cryptographic PRNG
When enabling Spring Boot DevTools support for a remote application target (for example a Docker container or Cloud Foundry app) from the Spring Tools Boot Dashboard, Spring Tools generates a shared secret that authenticates DevTools remote-restart uploads to the deployed application. This secret was generated using a non-cryptographic pseudo-random number generator rather than a cryptographically secure source of randomness.
Affected Spring Products and Versions:
Spring Tools for Eclipse: 5.2.0 and earlier
Vulnerability Analysis
Weakness Type
What is a PRNG Vulnerability?
The product uses a Pseudo-Random Number Generator (PRNG) in a security context, but the PRNG's algorithm is not cryptographically strong.
CVE-2026-47882 has been classified to as a PRNG vulnerability or weakness.
Products Associated with CVE-2026-47882
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Affected Versions
Spring Tools for Eclipse:- Before and including 5.2.0 is affected.