CVE-2026-41838
IDs for WebSocket sessions in the spring-websocket module are not cryptographically unpredictable, which may be possible to exploit in combination with inadequate authorization rules. Affected versions: Spring Framework 7.0.0 through 7.0.7; 6.2.0 through 6.2.18; 6.1.0 through 6.1.27; 5.3.0 through 5.3.48.
Published:Jun 9, 2026
Last Modified:Jun 11, 2026
EPS:Jun 9, 2026
EPSS Score:0.00031
CVSS Score:4.8
Affected Products
Vendor
Product
Action
Vendor
Spring
Product
Spring Framework
Spring
Spring Framework
Vendor
Vmware
Product
Spring Framework
Vmware
Spring Framework
Exploits
No exploit reference
Common Weakness Enumeration
Common Attack Pattern Enumeration and Classification (CAPEC)
Related CVEs
Common Vulnerability Scoring System
Attack Vector
Network
Adjacent
Local
Physical
Privileges Required
None
Low
High
User Interaction
None
Required
Scope
Unchanged
Changed
Confidentiality
None
Low
High
Integrity
None
Low
High
Availability
None
Low
High
