CVE-2026-123623

EUVD-2026-118308
Grida through 0.0.24 contains a missing authorization vulnerability in the Forms file-preview API routes that allows unauthenticated attackers to read other organizations' form response files. Attackers can use form and field IDs exposed in public form payloads with a chosen path parameter to obtain service-role signed URLs for attachments and connected Supabase bucket objects.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
5.9 MEDIUM
NETWORK
HIGH
NONE
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
Awaiting analysis
This vulnerability is currently awaiting analysis.
Base Score
CVSS 3.x
EPSS Score
Percentile: Unknown
Common Weakness Enumeration
References
https://github.com/gridaco/grida
https://github.com/gridaco/grida/blob/v0.0.24/editor/app/(api)/private/editor/%5Bform_id%5D/fields/%5Bfield_id%5D/file/preview/src/route.ts#L27-L101
https://github.com/gridaco/grida/commit/05f5a54c31a6662942a42b50e34a329ab3642fe1
https://github.com/gridaco/grida/issues/1107
https://github.com/gridaco/grida/pull/1108
https://hackmd.io/@hieund/grida-forms-file-preview-missing-authz
https://www.vulncheck.com/advisories/grida-through-0.0.24-missing-authorization-in-forms-file-preview-api