Critical severity · published Mar 27, 2026
CVE-2026-22738
SpEL Injection via Unescaped Filter Key in SimpleVectorStore Leads to Remote Code Execution
9.8
CVSS
1.1%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.1% · higher than 66% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
SA
Spring AI · Spring
1.0.0 before 1.0.5; 1.1.0 before 1.1.4 · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-22738
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-22738
Vendor Advisory
https://spring.io/security/cve-2026-22738
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