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CVE-2026-40975

Quick assessment

Affected
Spring Spring Boot
Exploitation
Public or AI PoC available; prioritize validation
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

VMware Spring Boot是美国威睿（VMware）公司的一套开源框架。 VMware Spring Boot 4.0.0至4.0.5版本、3.5.0至3.5.13版本、3.4.0至3.4.15版本、3.3.0至3.3.18版本和2.7.0至2.7.32版本存在安全特征问题漏洞，该漏洞源于随机值属性源和弱PRNG用于密钥，可能导致${random.value}产生的值不适合用作密钥。

CVSS 4.8 · Medium EPSS 0.31% · P23

Possible ATT&CK Techniques 1 AI

T1552.005 · Cloud Instance Metadata API

Affected Version Matrix 5

VendorProduct Version RangeStatus
Spring Spring Boot 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 affected
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I. Basic Information for CVE-2026-40975

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Values produced by ${random.value} are not suitable for use as secrets. ${random.uuid} is not affected. ${random.int} and ${random.long} should never be used for secrets as they are numeric values with a predictable range. Affected: Spring Boot 4.0.0–4.0.5 (fix 4.0.6), 3.5.0–3.5.13 (fix 3.5.14), 3.4.0–3.4.15 (fix 3.4.16), 3.3.0–3.3.18 (fix 3.3.19), 2.7.0–2.7.32 (fix 2.7.33); random value property source / weak PRNG for secrets. Versions that are no longer supported are also affected per vendor advisory.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
使用不充分的随机数
Source: CVE Program / CVE List V5
Vulnerability Title
VMware Spring Boot 安全特征问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
VMware Spring Boot是美国威睿（VMware）公司的一套开源框架。 VMware Spring Boot 4.0.0至4.0.5版本、3.5.0至3.5.13版本、3.4.0至3.4.15版本、3.3.0至3.3.18版本和2.7.0至2.7.32版本存在安全特征问题漏洞，该漏洞源于随机值属性源和弱PRNG用于密钥，可能导致${random.value}产生的值不适合用作密钥。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

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Affected Products

Vendor Product Affected Versions CPE Subscribe
Spring Spring Boot 4.0.0 ~ 4.0.6 -

II. Public POCs for CVE-2026-40975

# POC Description Source Link Shenlong Link
AI-Generated POC Premium
default-local-qwen3.6 · 12252 chars
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POC zip download
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III. Intelligence Information for CVE-2026-40975

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Vendor Advisories for CVE-2026-40975 (1)

Same Patch Batch · Spring · 2026-04-27 · 8 CVEs total

CVE-2026-40976 9.1 CRITICAL VMware Spring Boot 安全漏洞
CVE-2026-40972 7.5 HIGH VMware Spring Boot 安全漏洞
CVE-2026-40973 7.0 HIGH VMware Spring Boot 安全漏洞
CVE-2026-40970 5.0 MEDIUM VMware Spring Boot 信任管理问题漏洞
CVE-2026-40971 5.0 MEDIUM VMware Spring Boot 信任管理问题漏洞
CVE-2026-40974 5.0 MEDIUM VMware Spring Boot 信任管理问题漏洞
CVE-2026-40977 4.7 MEDIUM VMware Spring Boot 后置链接漏洞

IV. Related Vulnerabilities

Same product: Spring Boot
Same vendor: Spring
Same weakness: CWE-330

V. Comments for CVE-2026-40975

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