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CVE-2026-40966

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CVE-2026-40966

Published: Apr 28, 2026

Modified: Apr 28, 2026

PUBLISHED

CVSS v3.1

5.9

MEDIUM

Description

In Spring AI, an attacker can bypass conversation isolation and exfiltrate sensitive memory from other users’ chat histories, including secrets and credentials, by injecting filter logic through conversationId. Only applications that use VectorStoreChatMemoryAdvisor and pass user-supplied input as a conversationId are affected.

VendorProductVersions

VMware

Spring AI

affected
1.0.0 - < 1.0.6
affected
1.1.0 - < 1.1.5

Weaknesses (CWE)

CWE-284

CVSS v3.1 Details

CVSS v3.1 Vector

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

Attack Vector

Network

Attack Complexity

High

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

References

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