aBlocks <= 2.18.0 - Authenticated (Contributor+) Sensitive Information Exposure in 'ablocks_template' Shortcode

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2026-118801
StatePUBLISHED
AssignerWordfence
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-11-07 07:17:03 UTC
Updated2026-11-08 19:17:34 UTC
DescriptionThe 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.

Risk And Classification

Primary CVSS: v3.1 4.3 MEDIUM from [email protected]

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

EPSS: 0.002220000 probability, percentile 0.128430000 (date 2026-11-09)

Problem Types: CWE-200 | CWE-200 CWE-200 Exposure of Sensitive Information to an Unauthorized Actor

VersionSourceTypeScoreSeverityVector
3.1[email protected]Secondary4.3MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
3.1CNADECLARED4.3MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
None
Availability
None

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Kodezen ABlocks Gutenberg Blocks User Dashboard Builder Popup Builder Form Builder Animation Builder affected 2.18.0 semver Not specified

References

ReferenceSourceLinkTags
plugins.trac.wordpress.org/changeset [email protected] plugins.trac.wordpress.org
plugins.trac.wordpress.org/browser/ablocks/tags/2.18.0/addons/theme-builder/traits/rende... [email protected] plugins.trac.wordpress.org
www.wordfence.com/threat-intel/vulnerabilities/id/aa93a0a1-8f49-42e0-b074-c7afa... [email protected] www.wordfence.com
plugins.trac.wordpress.org/browser/ablocks/tags/2.18.0/addons/theme-builder/shortcode.php [email protected] plugins.trac.wordpress.org
plugins.trac.wordpress.org/browser/ablocks/tags/2.18.0/addons/theme-builder/shortcode.php [email protected] plugins.trac.wordpress.org
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Vendor Comments And Credit

Discovery Credit

CNA: Wordfence PRISM (en)

Additional Advisory Data

SourceTimeEvent
CNA2026-10-28T20:45:28.000ZVendor Notified
CNA2026-11-06T18:12:29.000ZDisclosed

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