CVE-2026-41694
Published:June 09, 2026
Updated:June 11, 2026
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.
Affected Packages
https://github.com/spring-projects/spring-security.git (GITHUB):
Affected version(s) >=1.0.0 <6.5.11Fix Suggestion:
Update to version 6.5.11https://github.com/spring-projects/spring-security.git (GITHUB):
Affected version(s) >=7.0.0 <7.0.6Fix Suggestion:
Update to version 7.0.6org.springframework.security:spring-security-saml2-service-provider (JAVA):
Affected version(s) >=7.0.0 <7.0.6Fix Suggestion:
Update to version 7.0.6org.springframework.security:spring-security-core (JAVA):
Affected version(s) >=6.3.0 <6.3.17Fix Suggestion:
Update to version 6.3.17org.springframework.security:spring-security-core (JAVA):
Affected version(s) >=5.7.0 <5.7.24Fix Suggestion:
Update to version 5.7.24org.springframework.security:spring-security-saml2-service-provider (JAVA):
Affected version(s) >=6.4.0 <6.4.17Fix Suggestion:
Update to version 6.4.17org.springframework.security:spring-security-saml2-service-provider (JAVA):
Affected version(s) >=5.8.0 <5.8.26Fix Suggestion:
Update to version 5.8.26org.springframework.security:spring-security-core (JAVA):
Affected version(s) >=6.5.0 <6.5.11Fix Suggestion:
Update to version 6.5.11org.springframework.security:spring-security-core (JAVA):
Affected version(s) >=7.0.0 <7.0.6Fix Suggestion:
Update to version 7.0.6org.springframework.security:spring-security-saml2-service-provider (JAVA):
Affected version(s) >=5.7.0 <5.7.24Fix Suggestion:
Update to version 5.7.24org.springframework.security:spring-security-core (JAVA):
Affected version(s) >=6.4.0 <6.4.17Fix Suggestion:
Update to version 6.4.17org.springframework.security:spring-security-core (JAVA):
Affected version(s) >=5.8.0 <5.8.26Fix Suggestion:
Update to version 5.8.26org.springframework.security:spring-security-saml2-service-provider (JAVA):
Affected version(s) >=6.5.0 <6.5.11Fix Suggestion:
Update to version 6.5.11org.springframework.security:spring-security-saml2-service-provider (JAVA):
Affected version(s) >=6.3.0 <6.3.17Fix Suggestion:
Update to version 6.3.17Related Resources (1)
Do you need more information?
Contact UsCVSS v4
Base Score:
6.3
Attack Vector
NETWORK
Attack Complexity
HIGH
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
NONE
Vulnerable System Confidentiality
LOW
Vulnerable System Integrity
NONE
Vulnerable System Availability
NONE
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
3.7
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
LOW
Integrity
NONE
Availability
NONE
Weakness Type (CWE)
Improper Verification of Cryptographic Signature
EPSS
Base Score:
0.02