What is CVE-2026-30951?

CVE-2026-30951 is a high-severity vulnerability in Sequelize, classified under SQL Injection. CVSS score: 7.5/10. Published 2026-03-10.

How severe is CVE-2026-30951?

High severity. CVSS v3 base score is 7.5 out of 10.

Is CVE-2026-30951 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

SQL Injection in Sequelize

CVE-2026-30951

Sequelize is a Node.js ORM tool. Prior to 6.37.8, there is SQL injection via unescaped cast type in JSON/JSONB where clause processing. The _traverseJSON() function splits JSON path keys on :: to extract a cast type, which is interpolated…

Vulnerability class: SQL Injection

EPSS: 0.000 (5.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

Affected products

Sequelize — versions >= 6.0.0-beta.1, < 6.37.8

Weakness classification (CWE)

CWE-89 — SQL Injection

Public proof-of-concept exploits

EQSTLab/CVE-2026-30951

References

https://github.com/sequelize/sequelize/security/advisories/GHSA-6457-6jrx-69cr (x_refsource_CONFIRM)

Frequently asked questions

What is CVE-2026-30951?: CVE-2026-30951 is a high-severity vulnerability in Sequelize, classified under SQL Injection. CVSS score: 7.5/10. Published 2026-03-10.
How severe is CVE-2026-30951?: High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2026-30951 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.