by Kastro
Paper/Archive/CVE-2026-22738

CVE-2026-22738

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

EPSS 1%CVSS 9.8
critical.is priorityof 100
43
CVSS 9.8 (CNA)9.8 / 10 × 3029.4Not in CISA KEV+300.0EPSS percentile 65.8.658 × 2013.2No public exploit+100.0SSVC exploitation: none+100.0
Description · from the CVE record

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.

Affected

ProductAffectedFixed inSource
Spring AI1.0.0 – < 1.0.51.0.5CNA
Spring AI1.1.0 – < 1.1.41.1.4CNA

Scores by source

vmware (CNA)9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CISA ADPSSVCExploitation: none · Automatable: yes · Technical impact: total

References

refspring.io/security/cve-2026-22738