CVE-2026-100685

High

Description

Budibase before 3.45.0 fails to properly scope the GET /api/chat-links endpoint by workspace, allowing builders to enumerate chat identity link records across all workspaces in a tenant. Attackers with builder access to a single workspace can retrieve sensitive chat identity linking data including user IDs and external chat service identifiers from other workspaces they have no permission to access.

SeverityHigh

CVSS7.7

Exploit probability—

ProductBudibase Server

PublishedSep 26, 2026

First seenSep 26, 2026

Weakness typeCWE-863Incorrect authorization

How to fix

Update

budibase server3.45.0 or later

Vendor advisories

github.com/Budibase/budibase/security/advisories/GHSA-76m3-47v8-p7h6

Affected products

Product	Affected versions	Fixed in
budibase server	v < 3.45.0	3.45.0

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