CVE-2026-40975 Security Details

CVE ID

CVE-2026-40975

CWE

CWE-330

CVE 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.

Published

Apr 24, 2026

CVSS Score & Severity

7.5High

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

EPSS Score

0.047%

Malware

malware

KEV Status

Not in KEV Catalog: No known exploits

Vulnerable Methods

org/springframework/boot/context/config/RandomValuePropertySource.<init>(Ljava/lang/String;)V

JVMVulnerable params: 0

org/springframework/boot/context/initializer/ConfigFileApplicationContextInitializer$RandomValuePropertySource.<init>(Ljava/lang/String;)V

JVMVulnerable params: 0

org/springframework/boot/context/listener/ConfigFileApplicationListener$RandomValuePropertySource.<init>(Ljava/lang/String;)V

JVMVulnerable params: 0

org/springframework/boot/env/RandomValuePropertySource.<init>(Ljava/lang/String;)V

JVMVulnerable params: 0

Affected Ecosystems

affected

Source

National Vulnerability Database

References

https://spring.io/security/cve-2026-40975PROJECT