# CVE-2026-40975

> Vulnerability · severity: **MEDIUM** (CVSS 4.8).

## 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.

## Key facts

- **CVE ID:** CVE-2026-40975
- **Published:** 2026-04-28
- **CVSS severity:** MEDIUM
- **CVSS base score:** 4.8
- **CWE codes:** CWE-330

## Affected products

- `vmware:spring_boot`

## Primary sources

- NIST NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-40975

## Citation

> AI Analytics. CVE-2026-40975. Retrieved 2026-07-07 from https://api.ai-analytics.org/cve/CVE-2026-40975. Derived from NIST NVD. Licensed CC0.

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