Spring AI: ChatMemory DEFAULT_CONVERSATION_ID causes unintended cross-user data leakage — CVE-2026-41712

Summary

Spring AI's chat memory component contained a problematic default that, when not explicitly overridden, could result in unintended data exposure between users.

Product

maven: org.springframework.ai:spring-ai-client-chat | maven: org.springframework.ai:spring-ai-model | maven: org.springframework.ai:spring-ai-advisors-vector-store

What to do

General, cautious steps (verify details in the official source):

• Prioritize patching or mitigation immediately (treat as actively risky).
• Identify affected product versions in your inventory and verify whether you are impacted.
• Apply vendor patches/updates or recommended mitigations as soon as available.
• Read the official advisory for exact affected versions and remediation steps.

Official advisory

• Read the official source
• CVE Record
• NVD

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