CVE-2025-57231

Severity CVSS v4.0:

Pending analysis

Type:

CWE-22 Path Traversal

Publication date:

10/09/2026

Last modified:

22/09/2026

Description

Path Traversal in avatar attachments in Docmost v0.21.0 allows an unauthenticated malicious actor to disclose local files via a POST Request in a public url.

Impact

Vector 3.x

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N CVSS v3.1 Severity and Metrics:

Base Score: 7.50 HIGH
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): None
Availability (A): None

Base Score 3.x

7.50

Severity 3.x

HIGH

References to Advisories, Solutions, and Tools

https://github.com/docmost/docmost/blob/0bd7ecb9b03a74e9a5e3f97b6457b82371c5ceb2/apps/server/src/core/attachment/attachment.controller.ts#L345
https://www.artresilia.com/docmost-v0-21-0-cve-2025-57231-unauthenticated-file-path-traversal/
https://www.artresilia.com/docmost-v0-21-0-cve-2025-57231-unauthenticated-file-path-traversal/