CVE-2026-123623
Grida through 0.0.24 Missing Authorization in Forms File-Preview API
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.
INFO
Published Date :
Nov. 6, 2026, 4:17 p.m.
Last Modified :
Nov. 6, 2026, 4:17 p.m.
Remotely Exploit :
Yes !
Source :
[email protected]
Affected Products
The following products are affected by CVE-2026-123623
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
No affected product recoded yet
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.1 | MEDIUM | 83251b91-4cc7-4094-a5c7-464a1b83ea10 | ||||
| CVSS 3.1 | MEDIUM | [email protected] | ||||
| CVSS 4.0 | HIGH | 83251b91-4cc7-4094-a5c7-464a1b83ea10 | ||||
| CVSS 4.0 | HIGH | [email protected] |
Solution
- Update Grida to a version that addresses this vulnerability.
- Review and restrict access to API routes.
- Implement proper authorization checks for all requests.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2026-123623.
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-123623 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2026-123623
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-123623 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-123623 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
New CVE Received by [email protected]
Nov. 06, 2026
Action Type Old Value New Value Added 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. Added CVSS V4.0 AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X Added CVSS V3.1 AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N Added CWE CWE-862 Added Affected New affected value received. <a href="https://github.com/CVEProject/cvelistV5/blob/main/cves/2026/123xxx/CVE-2026-123623.json">CVE-2026-123623</a> Added Reference https://github.com/gridaco/grida Added Reference 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 Added Reference https://github.com/gridaco/grida/commit/05f5a54c31a6662942a42b50e34a329ab3642fe1 Added Reference https://github.com/gridaco/grida/issues/1107 Added Reference https://github.com/gridaco/grida/pull/1108 Added Reference https://hackmd.io/@hieund/grida-forms-file-preview-missing-authz Added Reference https://www.vulncheck.com/advisories/grida-through-0.0.24-missing-authorization-in-forms-file-preview-api