Formbricks before 4.9.0 contains an authorization bypass vulnerability in server actions like resetSurveyAction and updateSegmentAction that fail to verify resource ownership against the supplied organizationId. Authenticated owners or managers of any organization can pair their own organization identifier with victim resource IDs to delete survey responses, modify segments and quotas, or alter pending invitations.
Advisories

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Fixes

Solution

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Workaround

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History

Mon, 26 Oct 2026 17:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Fri, 23 Oct 2026 00:45:00 +0000

Type Values Removed Values Added
First Time appeared Formbricks
Formbricks formbricks
Vendors & Products Formbricks
Formbricks formbricks

Wed, 14 Oct 2026 14:30:00 +0000

Type Values Removed Values Added
Description Formbricks before 4.9.0 contains an authorization bypass vulnerability in server actions like resetSurveyAction and updateSegmentAction that fail to verify resource ownership against the supplied organizationId. Authenticated owners or managers of any organization can pair their own organization identifier with victim resource IDs to delete survey responses, modify segments and quotas, or alter pending invitations.
Title Formbricks before 4.9.0 Cross-Organization IDOR in Server Actions via organizationId
Weaknesses CWE-639
References
Metrics cvssV3_1

{'score': 6.8, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:H'}

cvssV4_0

{'score': 6.1, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-10-26T16:12:38.788Z

Reserved: 2026-10-14T13:07:26.834Z

Link: CVE-2026-110620

cve-icon Vulnrichment

Updated: 2026-10-26T16:12:12.974Z

cve-icon NVD

Status : Deferred

Published: 2026-10-14T15:17:14.357

Modified: 2026-10-26T17:17:14.923

Link: CVE-2026-110620

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-10-22T21:45:06Z

Weaknesses