SQL injection in Spring AI - CVE-2026-40978

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Main Vulnerability Database Vulnerabilities #VU128239

SQL injection in Spring AI - CVE-2026-40978

Published: April 27, 2026


Vulnerability identifier: #VU128239
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2026-40978
CWE-ID: CWE-89
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: Pivotal
Affected software:
Spring AI

Detailed vulnerability description

The vulnerability allows a remote user to execute arbitrary SQL queries.

The vulnerability exists due to SQL injection in CosmosDBVectorStore.doDelete() when processing crafted document IDs. A remote user can supply crafted document IDs to execute arbitrary SQL queries.

Only applications that use CosmosDBVectorStore and pass user-supplied input as document ids are vulnerable.


How to mitigate CVE-2026-40978

Install security update from vendor's website.

Sources