CVE-2026-123623— Grida through 0.0.24 Missing Authorization in Forms File-Preview API

Quick assessment

Affected

gridaco grida

Exploitation

No confirmed in-the-wild exploitation; assess based on exposure

Recommended action

Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Grida 0.0.24 及更早版本存在授权缺失漏洞，该漏洞位于 Forms 文件预览 API 路由中，允许未认证的攻击者读取其他组织的表单响应文件。攻击者可利用公开表单负载中暴露的表单 ID 和字段 ID，结合自定义路径参数，获取由服务角色签名的附件及关联 Supabase 存储桶对象的 URL。

CVSS 5.9 · Medium Updated Nov 06, 2026

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

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Vulnerability Information

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Vulnerability Title

Grida through 0.0.24 Missing Authorization in Forms File-Preview API

Source: CVE Program / CVE List V5

Vulnerability Description

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.

Source: CVE Program / CVE List V5

CVSS Information

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

Source: CVE Program / CVE List V5

Vulnerability Type

授权机制缺失

Source: CVE Program / CVE List V5

Affected Products

Vendor	Product	Affected Versions	CPE	Subscribe
gridaco	grida	0 ~ 0.0.24	-

II. Public POCs for CVE-2026-123623

#	POC Description	Source Link	Shenlong Link

AI-Generated POC Premium

No public POC found.

III. Intelligence Information for CVE-2026-123623

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Other References for CVE-2026-123623 (7)

https://github.com/gridaco/grida product
https://github.com/gridaco/grida/commit/05f5a54c31a6662942a42b50e34a329ab3642fe1 patch
https://github.com/gridaco/grida/issues/1107 issue-tracking
https://hackmd.io/@hieund/grida-forms-file-preview-missing-authz technical-description
https://github.com/gridaco/grida/pull/1108 issue-tracking patch
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 technical-description
https://www.vulncheck.com/advisories/grida-through-0.0.24-missing-authorization-in-forms-file-preview-api third-party-advisory

https://www.cve.org/CVERecord?id=CVE-2026-123623

IV. Related Vulnerabilities

Same weakness: CWE-862