CVE-2026-100685

HIGH 7.7

Budibase before 3.45.0 Information Disclosure via Chat Links

CVSS Score

7.7

EPSS Score

0.0%

EPSS Percentile

0th

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.

CWE	CWE-863
Vendor	budibase
Product	server
Published	Sep 26, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Changed

Confidentiality

High

Integrity

None

Availability

None

Affected Versions

budibase / server

0 < 3.45.0

References

NVD ↗ CVE.org ↗ EPSS Data ↗

github.com: https://github.com/Budibase/budibase/security/advisories/GHSA-76m3-47v8-p7h6 vulncheck.com: https://www.vulncheck.com/advisories/budibase-before-3.45.0-information-disclosure-via-chat-links

Credits

🔍 Sagarrchauhann