CVE-2026-41838 — Spring Framework Predictable Session ID in WebSocket Module
IDs for WebSocket sessions in the spring-websocket module are not cryptographically unpredictable, which may be possible to exploit in combination with inadequate authorization …
Published: 2026-06-09 · CVSS: 4.8 · CVSS 3.1
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.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7