Description
ChatWiki through 2.9.6 contains an insecure direct object reference vulnerability that allows authenticated users to access another tenant's form filters by supplying arbitrary form_id values. Attackers can send sequential form_id values to getFormFilterList, getFormFilterInfo and updateFormFilterSort to read filter rules and overwrite another tenant's filter sort order.
Published: 2026-10-16
Score: 5.3 Medium
EPSS: n/a
KEV: No
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Remediation

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Tracking

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Advisories

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History

Fri, 16 Oct 2026 17:45:00 +0000

Type Values Removed Values Added
Description ChatWiki through 2.9.6 contains an insecure direct object reference vulnerability that allows authenticated users to access another tenant's form filters by supplying arbitrary form_id values. Attackers can send sequential form_id values to getFormFilterList, getFormFilterInfo and updateFormFilterSort to read filter rules and overwrite another tenant's filter sort order.
Title ChatWiki through 2.9.6 Cross-Tenant IDOR via Form Filter Management Endpoints
Weaknesses CWE-639
References
Metrics cvssV3_1

{'score': 5.4, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N'}

cvssV4_0

{'score': 5.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N'}

Subscriptions

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-10-16T17:39:22.093Z

Reserved: 2026-10-16T14:31:15.688Z

Link: CVE-2026-111656

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-10-16T18:17:46.940

Modified: 2026-10-16T18:17:46.940

Link: CVE-2026-111656

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses