CVE-2026-22738 PUBLISHED

SpEL Injection via Unescaped Filter Key in SimpleVectorStore Leads to Remote Code Execution

Assigner: vmware
Reserved: 09.01.2026 Published: 27.03.2026 Updated: 27.03.2026

In Spring AI, a SpEL injection vulnerability exists in SimpleVectorStore when a user-supplied value is used as a filter expression key. A malicious actor could exploit this to execute arbitrary code. Only applications that use SimpleVectorStore and pass user-supplied input as a filter expression key are affected. This issue affects Spring AI: from 1.0.0 before 1.0.5, from 1.1.0 before 1.1.4.

Metrics

CVSS 3.1

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS Score: 9.8

Attack Vector	Network	Scope	Unchanged
Attack Complexity	Low	Confidentiality Impact	High
Privileges Required	None	Integrity Impact	High
User Interaction	None	Availability Impact	High

CVSS 3.1

Product Status

Vendor	Spring
Product	Spring AI
Versions	Default: unaffected affected from 1.0.0 to 1.0.5 (excl.) affected from 1.1.0 to 1.1.4 (excl.)

References

https://spring.io/security/cve-2026-22738