GHSA-m4x9-hx6x-2c43MediumCVSS 4.8

Spring Boot's random value property source uses a weak PRNG unsuitable for secrets

Published
April 28, 2026
Last Modified
May 6, 2026

🔗 CVE IDs covered (1)

CVE-2026-40975 →

📋 Description

Values produced by ${random.value} are not suitable for use as secrets. ${random.uuid} is not affected. ${random.int} and ${random.long} should never be used for secrets as they are numeric values with a predictable range.

Affected: Spring Boot 4.0.0–4.0.5 (fix 4.0.6), 3.5.0–3.5.13 (fix 3.5.14), 3.4.0–3.4.15 (fix 3.4.16), 3.3.0–3.3.18 (fix 3.3.19), 2.7.0–2.7.32 (fix 2.7.33); random value property source / weak PRNG for secrets. Versions that are no longer supported are also affected per vendor advisory.

🎯 Affected products5

  • maven/org.springframework.boot:spring-boot-cassandra:>= 4.0.0, < 4.0.6
  • maven/org.springframework.boot:spring-boot-cassandra:>= 3.5.0, < 3.5.14
  • maven/org.springframework.boot:spring-boot-cassandra:>= 3.4.0, <= 3.4.15
  • maven/org.springframework.boot:spring-boot-cassandra:>= 3.3.0, <= 3.3.18
  • maven/org.springframework.boot:spring-boot-cassandra:<= 2.7.32

🔗 References (3)