CVE-2025-11748
Groups <= 3.7.0 - Authenticated (Subscriber+) Insecure Direct Object Reference to Arbitrary Group Join
Description
The Groups plugin for WordPress is vulnerable to Insecure Direct Object Reference in all versions up to, and including, 3.7.0 via the 'group_id' parameter of the group_join function due to missing validation on a user controlled key. This makes it possible for authenticated attackers, with Subscriber-level access and above, to register for groups other than ones set in the shortcode.
INFO
Published Date :
Nov. 8, 2025, 4:15 a.m.
Last Modified :
Oct. 7, 2026, 9:10 p.m.
Remotely Exploit :
Yes !
Source :
[email protected]
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS | 134c704f-9b21-4f2e-91b3-4a467353bcc0 | |||||
| CVSS 3.1 | MEDIUM | [email protected] | ||||
| CVSS 3.1 | MEDIUM | MITRE-CVE |
Solution
- Update the Groups plugin to the latest version.
- Verify that the 'group_id' parameter is validated.
- Restrict access to group joining functions.
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-2025-11748.
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2025-11748 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-2025-11748
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-2025-11748 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2025-11748 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.
-
CVE Translated by [email protected]
Oct. 07, 2026
Action Type Old Value New Value Added Translation Title: Groups de itthinx, Description: El plugin Groups para WordPress es vulnerable a Referencia Directa a Objeto Insegura en todas las versiones hasta la 3.7.0, inclusive, a través del parámetro 'group_id' de la función group_join debido a la falta de validación en una clave controlada por el usuario. Esto permite a atacantes autenticados, con acceso de nivel Suscriptor y superior, registrarse en grupos distintos a los establecidos en el shortcode. -
CVE Modified by [email protected]
Jun. 17, 2026
Action Type Old Value New Value Added Affected [{'vendor': 'itthinx', 'product': 'Groups', 'versions': [{'status': 'affected', 'version': '0', 'versionType': 'semver', 'lessThanOrEqual': '3.7.0'}], 'defaultStatus': 'unaffected'}] -
CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0
Jun. 17, 2026
Action Type Old Value New Value Added SSVC {'id': 'CVE-2025-11748', 'role': 'CISA Coordinator', 'options': [{'exploitation': 'none'}, {'automatable': 'no'}, {'technicalImpact': 'partial'}], 'version': '2.0.3', 'timestamp': '2025-11-10T14:07:27.644334Z'} -
CVE Modified by [email protected]
Nov. 11, 2025
Action Type Old Value New Value Changed Description The Groups plugin for WordPress is vulnerable to Insecure Direct Object Reference in all versions up to, and including, 6.7.0 via the 'group_id' parameter of the group_join function due to missing validation on a user controlled key. This makes it possible for authenticated attackers, with Subscriber-level access and above, to register for groups other than ones set in the shortcode. The Groups plugin for WordPress is vulnerable to Insecure Direct Object Reference in all versions up to, and including, 3.7.0 via the 'group_id' parameter of the group_join function due to missing validation on a user controlled key. This makes it possible for authenticated attackers, with Subscriber-level access and above, to register for groups other than ones set in the shortcode. -
New CVE Received by [email protected]
Nov. 08, 2025
Action Type Old Value New Value Added Description The Groups plugin for WordPress is vulnerable to Insecure Direct Object Reference in all versions up to, and including, 6.7.0 via the 'group_id' parameter of the group_join function due to missing validation on a user controlled key. This makes it possible for authenticated attackers, with Subscriber-level access and above, to register for groups other than ones set in the shortcode. Added CVSS V3.1 AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N Added CWE CWE-639 Added Reference https://plugins.trac.wordpress.org/browser/groups/trunk/lib/views/class-groups-shortcodes.php Added Reference https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=3387846%40groups&new=3387846%40groups&sfp_email=&sfph_mail= Added Reference https://www.wordfence.com/threat-intel/vulnerabilities/id/d0f6d28a-d5ca-4700-bc61-f2dd20f06fcf?source=cve