CVE-2026-41694
SAML Payloads Decrypted Without Valid Signature
CVSS Score
3.7
EPSS Score
0.0%
EPSS Percentile
0th
Since Spring Security SAML decrypts SAML Responses as well as elements of SAML LogoutRequests and LogoutResponses without requiring a valid signature, attackers may be able to craft these SAML payloads and use the Service Provider as a decryption oracle. Affected versions: Spring Security 5.7.0 through 5.7.23; 5.8.0 through 5.8.25; 6.3.0 through 6.3.16; 6.4.0 through 6.4.16; 6.5.0 through 6.5.10; 7.0.0 through 7.0.5.
| CWE | CWE-347 |
| Vendor | spring |
| Product | spring security |
| Ecosystems | |
| Industries | TechnologyEnterprise |
| Published | Jun 9, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N Attack Vector
Network
Attack Complexity
High
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
None
Availability
None
Affected Versions
Spring / Spring Security
5.7.0 < 5.7.24 5.8.0 < 5.8.26 6.3.0 < 6.3.17 6.4.0 < 6.4.17 6.5.0 < 6.5.11 7.0.0 < 7.0.6