What is CVE-2026-40978?

CVE-2026-40978 is a high-severity vulnerability in Spring Ai, classified under SQL Injection. CVSS score: 8.8/10. Published 2026-04-28.

How severe is CVE-2026-40978?

High severity. CVSS v3 base score is 8.8 out of 10.

SQL Injection in Spring Ai

CVE-2026-40978

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)

Vulnerability class: SQL Injection

EPSS: 0.000 (7.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Spring Ai — versions 1.0.0, 1.1.0
Vmware Spring_ai

Weakness classification (CWE)

CWE-89 — SQL Injection

References

security@vmware.com (Vendor Advisory)

Frequently asked questions

What is CVE-2026-40978?: CVE-2026-40978 is a high-severity vulnerability in Spring Ai, classified under SQL Injection. CVSS score: 8.8/10. Published 2026-04-28.
How severe is CVE-2026-40978?: High severity. CVSS v3 base score is 8.8 out of 10.