CVE-2026-118801
aBlocks <= 2.18.0 - Authenticated (Contributor+) Sensitive Information Exposure in 'ablocks_template' Shortcode
Description
The aBlocks – Gutenberg Blocks, User Dashboard Builder, Popup Builder, Form Builder & Animation Builder plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up to, and including, 2.18.0 via the 'id' parameter. This makes it possible for authenticated attackers, with contributor-level access and above, to extract the full rendered body content of any password-protected post of any post type by embedding the shortcode with the target post's ID. Author-level attackers and above can additionally publish a post embedding the shortcode, exposing the password-protected content to unauthenticated visitors.
INFO
Published Date :
Nov. 7, 2026, 7:17 a.m.
Last Modified :
Nov. 7, 2026, 7:17 a.m.
Remotely Exploit :
Yes !
Source :
[email protected]
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.1 | MEDIUM | MITRE-CVE | ||||
| CVSS 3.1 | MEDIUM | [email protected] |
Solution
- Update the aBlocks plugin to the latest version.
- Remove or sanitize 'id' parameters in shortcodes.
- Restrict user roles with access to shortcodes.
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-2026-118801.
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-118801 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-2026-118801
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-2026-118801 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-118801 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.
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New CVE Received by [email protected]
Nov. 07, 2026
Action Type Old Value New Value Added Description The aBlocks – Gutenberg Blocks, User Dashboard Builder, Popup Builder, Form Builder & Animation Builder plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up to, and including, 2.18.0 via the 'id' parameter. This makes it possible for authenticated attackers, with contributor-level access and above, to extract the full rendered body content of any password-protected post of any post type by embedding the shortcode with the target post's ID. Author-level attackers and above can additionally publish a post embedding the shortcode, exposing the password-protected content to unauthenticated visitors. Added CVSS V3.1 AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N Added CWE CWE-200 Added Affected New affected value received. <a href="https://github.com/CVEProject/cvelistV5/blob/main/cves/2026/118xxx/CVE-2026-118801.json">CVE-2026-118801</a> Added Reference https://plugins.trac.wordpress.org/browser/ablocks/tags/2.18.0/addons/theme-builder/shortcode.php#L26 Added Reference https://plugins.trac.wordpress.org/browser/ablocks/tags/2.18.0/addons/theme-builder/shortcode.php#L33 Added Reference https://plugins.trac.wordpress.org/browser/ablocks/tags/2.18.0/addons/theme-builder/traits/render-content.php#L13 Added Reference https://plugins.trac.wordpress.org/changeset?reponame=&old=3786225%40ablocks&new=3786225%40ablocks Added Reference https://www.wordfence.com/threat-intel/vulnerabilities/id/aa93a0a1-8f49-42e0-b074-c7afa2494042?source=cve