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CVE-2026-41707— Spring Security DPoPProofJwtDecoderFactory vulnerable to DPoP Proof Replay

Quick assessment

Affected
Spring Spring Security
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

VMware Spring Security是美国VMware公司开源的一套为Spring应用提供安全保护的安全框架。 VMware Spring Security 7.1.0版本、7.0.0版本至7.0.6版本和6.5.0版本至6.5.11版本存在授权问题漏洞，该漏洞源于DPoPProofJwtDecoderFactory内部缓存存储JWT ID声明有严格大小限制，攻击者可通过大量虚假请求驱逐合法条目，然后重放拦截的有效DPoP证明，导致重放攻击。

CVSS 7.4 · High EPSS 0.39% · P33

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 3

VendorProduct Version RangeStatus
Spring Spring Security 7.1.0 affected
7.0.0≤ 7.0.6 affected
6.5.0≤ 6.5.11 affected
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I. Basic Information for CVE-2026-41707

Vulnerability Information
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Vulnerability Title
Spring Security DPoPProofJwtDecoderFactory vulnerable to DPoP Proof Replay
Source: CVE Program / CVE List V5
Vulnerability Description
Authentication Bypass by Capture-replay vulnerability in Spring Spring Security allows Spring Security's DPoPProofJwtDecoderFactory contains a cache-based replay attack vulnerability. The internal cache storing JWT ID claims has a strict size limit, allowing attackers to evict legitimate entries by flooding the server with dummy requests, then replay intercepted valid DPoP proofs. This issue affects Spring Security: 7.1.0, from 7.0.0 through 7.0.6, and from 6.5.0 through 6.5.11.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
使用捕获-重放进行的认证绕过
Source: CVE Program / CVE List V5
Vulnerability Title
VMware Spring Security 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
VMware Spring Security是美国VMware公司开源的一套为Spring应用提供安全保护的安全框架。 VMware Spring Security 7.1.0版本、7.0.0版本至7.0.6版本和6.5.0版本至6.5.11版本存在授权问题漏洞，该漏洞源于DPoPProofJwtDecoderFactory内部缓存存储JWT ID声明有严格大小限制，攻击者可通过大量虚假请求驱逐合法条目，然后重放拦截的有效DPoP证明，导致重放攻击。
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)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Spring Spring Security 7.1.0 -

II. Public POCs for CVE-2026-41707

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III. Intelligence Information for CVE-2026-41707

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Vendor Advisories for CVE-2026-41707 (1)

IV. Related Vulnerabilities

Same product: Spring Security
Same vendor: Spring
Same weakness: CWE-294