CVE-2026-111656

EUVD-2026-103078
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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
5.4 MEDIUM
NETWORK
LOW
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
Awaiting analysis
This vulnerability is currently awaiting analysis.
Base Score
CVSS 3.x
EPSS Score
Percentile: 12.17%
Common Weakness Enumeration
References
https://github.com/zhimaAi/chatwiki/blob/v2.9.6/internal/app/chatwiki/business/manage/form.go#L1192-L1242
https://github.com/zhimaAi/chatwiki/blob/v2.9.6/internal/app/chatwiki/business/manage/form.go#L878-L990
https://hackmd.io/@hieuPenguinnn/chatwiki-form-filter-cross-tenant-idor
https://www.vulncheck.com/advisories/chatwiki-through-2.9.6-cross-tenant-idor-via-form-filter-management-endpoints