CVE-2026-77003
Content Mask 1.8.0 - 1.8.5.4 - Contributor Publish Capability Bypass via create_new_content_mask
Description
The Content Mask WordPress plugin before 1.8.5.5 does not check the capability required to publish the post type being created, allowing users with a role as low as Contributor to publish posts and pages on the site without holding the publish capability.
INFO
Published Date :
Aug. 23, 2026, 6:17 a.m.
Last Modified :
Oct. 12, 2026, 4:10 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 | LOW | 134c704f-9b21-4f2e-91b3-4a467353bcc0 |
Solution
- Update the Content Mask plugin to 1.8.5.5.
- Verify user role capabilities.
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-2026-77003.
| URL | Resource |
|---|---|
| https://wpscan.com/vulnerability/1a78993c-1e5c-43fb-9aa4-13edc24100ee/ |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-77003 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-2026-77003
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-2026-77003 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-77003 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. 12, 2026
Action Type Old Value New Value Added Translation Title: Content Mask, Description: El plugin de WordPress Content Mask anterior a la versión 1.8.5.5 no verifica la capacidad requerida para publicar el tipo de publicación que se está creando, permitiendo a usuarios con un rol tan bajo como Colaborador publicar entradas y páginas en el sitio sin poseer la capacidad de publicación. -
CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0
Aug. 23, 2026
Action Type Old Value New Value Added CVSS V3.1 AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:N Added CWE CWE-269 Added SSVC {'id': 'CVE-2026-77003', 'role': 'CISA Coordinator', 'options': [{'exploitation': 'none'}, {'automatable': 'no'}, {'technicalImpact': 'partial'}], 'version': '2.0.3', 'timestamp': '2026-08-23T15:25:00.339101Z'} -
New CVE Received by [email protected]
Aug. 23, 2026
Action Type Old Value New Value Added Affected [{'vendor': 'Unknown', 'product': 'Content Mask', 'versions': [{'status': 'affected', 'version': '1.8.0', 'lessThan': '1.8.5.5', 'versionType': 'semver'}], 'defaultStatus': 'unaffected'}] Added Description The Content Mask WordPress plugin before 1.8.5.5 does not check the capability required to publish the post type being created, allowing users with a role as low as Contributor to publish posts and pages on the site without holding the publish capability. Added Reference https://wpscan.com/vulnerability/1a78993c-1e5c-43fb-9aa4-13edc24100ee/