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CVE-2026-40975

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CVE-2026-40975

Published: Apr 27, 2026

Modified: Apr 28, 2026

PUBLISHED

CVSS v3.1

4.8

MEDIUM

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.

VendorProductVersions

Spring

Spring Boot

affected
4.0.0 - < 4.0.6
affected
3.5.0 - < 3.5.14
affected
3.4.0 - < 3.4.16
affected
3.3.0 - < 3.3.19
affected
2.7.0 - < 2.7.33

Weaknesses (CWE)

CWE-330

CVSS v3.1 Details

CVSS v3.1 Vector

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

Attack Vector

Network

Attack Complexity

High

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

Low

Availability

None

References

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