What is CVE-2026-82873?

CVE-2026-82873 is a medium-severity vulnerability in Tooljet, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 5.0/10. Published 2026-08-31.

How severe is CVE-2026-82873?

Medium severity. CVSS v3 base score is 5.0 out of 10.

Auth bypass in Tooljet

CVE-2026-82873

ToolJet through 3.0.0-ee-beta.2 contains authorization bypass vulnerabilities in the POST /api/v2/resources/export endpoint that allow authenticated users to disclose TooljetDB table schemas across workspace boundaries and export app definitions across granular permission boundaries. Attackers can supply a body-provided organization_id parameter to access schemas from other workspaces, or bypass per-app authorization gates to export restricted app definitions within their workspace.

Vulnerability class: IDOR (Insecure Direct Object Reference)

Published 2026-08-31 · last modified 2026-09-10.

CVSS v3 metric

CVSS v3 base score 5.0 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N.

EPSS exploit prediction

EPSS: 0.003 (21.7th percentile), scored 2026-10-16.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 22nd percentile — 21.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.002 · newest: 0.003 · change: +0.001

Affected products

Tooljet

Weakness classification (CWE)

CWE-639 — Authorization Bypass Through User-Controlled Key

References

github.com/ToolJet/ToolJet/security/advisories/GHSA-pqfh-276q-w3cp (vendor-advisory)
www.vulncheck.com/advisories/tooljet-through-3.0.0-ee-beta-2-cross-workspace-sc… (third-party-advisory)

Frequently asked questions

What is CVE-2026-82873?: CVE-2026-82873 is a medium-severity vulnerability in Tooljet, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 5.0/10. Published 2026-08-31.
How severe is CVE-2026-82873?: Medium severity. CVSS v3 base score is 5.0 out of 10.