---
id: CVE-2026-88402
title: >-
  A SQL injection vulnerability in the checkSQL function of nocobase v2.1.21
  allows attackers to access sesntive database information via injecting crafted
  SQL statements.
summary: >-
  A SQL injection vulnerability in the checkSQL function of nocobase v2.1.21
  allows attackers to access sesntive database information via injecting crafted
  SQL statements.
severity: critical
cvss: 9.8
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'
cwe:
  - CWE-89
published: '2026-09-21'
updated: '2026-09-22'
sourceUpdated: '2026-09-22T20:00:03.713'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-88402'
references:
  - url: 'https://github.com/czx1111/cve/issues/6'
    label: cve@mitre.org
  - url: 'https://github.com/czx1111/cve/issues/6'
    label: 134c704f-9b21-4f2e-91b3-4a467353bcc0
tags:
  - nvd
  - cve.org
  - exploit-available
epss: 0.00468
epssPercentile: 0.37825
exploitAvailable: true
ssvc:
  exploitation: poc
  automatable: 'yes'
  technicalImpact: total
  timestamp: '2026-09-22T13:55:31.830612Z'
ingestedAt: '2026-09-21T21:53:57.421Z'
---

## Overview

A SQL injection vulnerability in the checkSQL function of nocobase v2.1.21 allows attackers to access sesntive database information via injecting crafted SQL statements.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.