CVE-2026-82874

Critical

Description

ToolJet before v3.16.208 fails to validate that authenticated users belong to the organization specified in the organizationId path parameter of tooljet-db endpoints, allowing any Builder user to read, modify, and delete tables across tenant boundaries. Attackers can extract victim organization IDs from public app endpoints, then exploit schema operation endpoints to disclose table schemas, plant malicious tables, corrupt existing schemas, or permanently destroy victim data without any relationship to the target organization.

SeverityCritical

CVSS9.9

Exploit probability—

ProductToolJet

PublishedAug 31, 2026

First seenAug 31, 2026

Weakness typeCWE-639Authorization bypass through user-controlled key

How to fix

Update

ToolJet ToolJet3.16.208 or later

Vendor advisories

github.com/ToolJet/ToolJet/security/advisories/GHSA-w3hx-rg9g-mw5c

Affected products

Product	Affected versions	Fixed in
ToolJet ToolJet	v < 3.16.208	3.16.208

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