# CVE-2026-82869: ToolJet Database before v3.16.44 Privilege Escalation via join_tables

> Authenticated users can escalate privileges to read arbitrary database tables from any workspace due to missing role validation in the join_tables endpoint.

- **Severity:** High 8.2 (`CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:H/SI:N/SA:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Any signed-in user
- **Attackable:** Local or same network only
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 31 Aug 2026
- **Updated:** 31 Aug 2026
- **Also known as:** GHSA-rwvg-4j57-mgx3

## What is CVE-2026-82869?

CVE-2026-82869 is a high-severity vulnerability in ToolJet, published on 31 Aug 2026. It can only be exploited from the same machine or local network, with no action from the victim.

### Official description

ToolJet Database versions before v3.16.44 contain a privilege escalation vulnerability in the join_tables endpoint that grants JOIN_TABLES ability to all authenticated users without role or workspace membership validation. Attackers can read arbitrary ToolJet Database tables from any workspace by supplying victim workspace identifiers in the request path while authenticating with their own workspace credentials.

Weakness: CWE-639 (Authorization Bypass Through User-Controlled Key)

## Which versions are affected by CVE-2026-82869?


## How do I fix CVE-2026-82869?

No fix has been published for CVE-2026-82869 yet. Limit exposure of the affected software until one is available.

## Is CVE-2026-82869 being exploited?

There is no known exploitation of CVE-2026-82869 in the wild and no public exploit code.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2026-82869 and fix it if it is affected.

What it is: CVE-2026-82869 is a high-severity vulnerability in ToolJet, published on 31 Aug 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2026-82869 in the wild and no public exploit code.

Affected product: ToolJet. No package-level version data is available, so check the vendor advisory linked from the reference page.

Task:
1. Search the dependency manifests and lockfiles (for example package.json, package-lock.json, requirements.txt, poetry.lock, uv.lock, pom.xml, build.gradle, go.mod, Cargo.lock, Gemfile.lock) and any Dockerfiles for the affected packages, including transitive dependencies.
2. If an affected version is in use, upgrade it to the fixed version for its release line with the project's package manager, so the lockfile is regenerated. Prefer the smallest upgrade that fixes it.
3. If there is no fix, or the upgrade would break the build, do not guess: explain the risk and the safest workaround instead.
4. Run the tests and summarise what changed and why.
5. If nothing in the project is affected, say so and change nothing.

Reference: https://insights.sbomify.com/CVE-2026-82869/ (Markdown: https://insights.sbomify.com/CVE-2026-82869/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2026-82869
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-82869
- OSV: https://osv.dev/vulnerability/CVE-2026-82869

---
From sbomify Insights: https://insights.sbomify.com/CVE-2026-82869/
Summaries are generated and may contain mistakes; the official description above is the record.