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9.8

NocoBase 2.1.21 allows database data theft via crafted query

CVE-2026-88402 · published 28 days ago
Summary

The checkSQL feature in NocoBase version 2.1.21 can be tricked into running unwanted database commands, letting an attacker view private information stored in the system. This could expose customer records, financial data, or other confidential details. Protect your system by installing the latest NocoBase update or applying proper input‑validation controls to the affected function.

Original advisory text
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.
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.
References
Fix within
Internet-facing 3 days
Internal 60 days
  • Not known to be exploited
  • Can be exploited automatically
  • Gives an attacker full control
Severity
9.8 Critical
Exploitation
<1% chance of attack within 30 days
Type
CWE-89SQL Injection
Timeline
Published21 Sep 2026
Updated19 Oct 2026
First seen21 Sep 2026
Sources
CVE-2026-88402 · NVD
CVE-2026-88402 · MITRE
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