CVE-2026-40978

Severity: high (CVSS 8.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-04-28 · updated 2026-10-26
Weakness: CWE-89

Description

SQL injection vulnerability in Spring AI's `CosmosDBVectorStore` allows attackers to execute arbitrary SQL queries via crafted document IDs. Affected versions: Spring AI: 1.0.0 - 1.0.5 (fixed in 1.0.6), 1.1.0 - 1.1.4 (fixed in 1.1.5)

Affected products

Spring AI: from 1.0.0 before 1.0.6; from 1.1.0 before 1.1.5 — fixed in 1.0.6, 1.1.5
Spring AI: from 1.0.0 before 1.0.6; from 1.1.0 before 1.1.5 — fixed in 1.0.6, 1.1.5

How to fix

Upgrade to a fixed version: Spring AI 1.0.6, 1.1.5; Spring AI 1.0.6, 1.1.5. Check the vendor advisory for mitigations.

References

https://spring.io/security/cve-2026-40978

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