CVE-2026-22738

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

State: Published
Severity: 9.8 Critical
Published: Mar 27, 2026
Updated: May 10, 2026
Reserved: Jan 9, 2026

Description

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.

Scores

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

Weaknesses

CWE-88 Improper Neutralization of Argument Delimiters in a Command ('Argument Injection')

Affected Products

Product	Versions
Spring AISpring	1.0.0 to before 1.0.5Affected 1.1.0 to before 1.1.4Affected

References

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

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