CVE-2026-40975

Summary

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 Software

VendorProductVersion RangeStatus
SpringSpring Boot4.0.0 < 4.0.6affected
SpringSpring Boot3.5.0 < 3.5.14affected
SpringSpring Boot3.4.0 < 3.4.16affected
SpringSpring Boot3.3.0 < 3.3.19affected
SpringSpring Boot2.7.0 < 2.7.33affected

Weaknesses

  • CWE-330: CWE-330: Use of Insufficiently Random Values

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: no
    • Technical Impact: partial

Spring Boot: Spring Boot: Weak pseudo-random number generation can lead to information disclosure.

Additional References

References