CVE-2025-27134
Joplin Privilege Escalation Vulnerability
Description
Joplin is a free, open source note taking and to-do application, which can handle a large number of notes organised into notebooks. Prior to version 3.3.3, a privilege escalation vulnerability exists in the Joplin server, allowing non-admin users to exploit the API endpoint `PATCH /api/users/:id` to set the `is_admin` field to 1. The vulnerability allows malicious low-privileged users to perform administrative actions without proper authorization. This issue has been patched in version 3.3.3.
INFO
Published Date :
April 30, 2025, 3:16 p.m.
Last Modified :
May 16, 2025, 4:32 p.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
5.9
Exploitability Score :
2.8
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-2025-27134.
| URL | Resource |
|---|---|
| https://github.com/laurent22/joplin/commit/12baa9827dac9da903f244c9f358e3deb264e228 | Patch |
| https://github.com/laurent22/joplin/security/advisories/GHSA-xj67-649m-3p8x | Exploit Vendor Advisory |
| https://github.com/laurent22/joplin/security/advisories/GHSA-xj67-649m-3p8x | Exploit Vendor Advisory |
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-2025-27134 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2025-27134 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.
-
Initial Analysis by [email protected]
May. 16, 2025
Action Type Old Value New Value Added CVSS V3.1 AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H Added CWE NVD-CWE-noinfo Added CPE Configuration OR *cpe:2.3:a:joplin_project:joplin:*:*:*:*:*:-:*:* versions up to (excluding) 3.3.3 Added Reference Type GitHub, Inc.: https://github.com/laurent22/joplin/commit/12baa9827dac9da903f244c9f358e3deb264e228 Types: Patch Added Reference Type CISA-ADP: https://github.com/laurent22/joplin/security/advisories/GHSA-xj67-649m-3p8x Types: Exploit, Vendor Advisory Added Reference Type GitHub, Inc.: https://github.com/laurent22/joplin/security/advisories/GHSA-xj67-649m-3p8x Types: Exploit, Vendor Advisory -
CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0
Apr. 30, 2025
Action Type Old Value New Value Added Reference https://github.com/laurent22/joplin/security/advisories/GHSA-xj67-649m-3p8x -
New CVE Received by [email protected]
Apr. 30, 2025
Action Type Old Value New Value Added Description Joplin is a free, open source note taking and to-do application, which can handle a large number of notes organised into notebooks. Prior to version 3.3.3, a privilege escalation vulnerability exists in the Joplin server, allowing non-admin users to exploit the API endpoint `PATCH /api/users/:id` to set the `is_admin` field to 1. The vulnerability allows malicious low-privileged users to perform administrative actions without proper authorization. This issue has been patched in version 3.3.3. Added CVSS V3.1 AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H Added CWE CWE-284 Added Reference https://github.com/laurent22/joplin/commit/12baa9827dac9da903f244c9f358e3deb264e228 Added Reference https://github.com/laurent22/joplin/security/advisories/GHSA-xj67-649m-3p8x
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2025-27134 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-2025-27134
weaknesses.