Vulnerability record/PUBLISHED/Published Nov 7, 2026 06:39:42 UTC
CVE-2026-118800
The aBlocks – Gutenberg Blocks, User Dashboard Builder, Popup Builder, Form Builder & Animation Builder plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'headingTag' parameter in all versions up to, and including, 2.18.0 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
Base score6.4/ 10
SeverityMediumCVSS 3.1
Exploitability / impact
CVSS metric breakdown
Base severityMedium
Attack vectorNetworkAV
Attack complexityLowAC
Privileges requiredLowPR
User interactionNoneUI
ScopeChangedS
Confidentiality impactLowC
Integrity impactLowI
Availability impactNoneA
CVSS vector string
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:NCVSS communicates standardized severity and impact characteristics. It does not establish whether a system is exploitable in your specific environment.
Record context
CVE Numbering AuthorityWordfence
Last updatedNov 7, 2026 06:39:42 UTC
PublishedNov 7, 2026 06:39:42 UTC
ReservedOct 28, 2026 20:28:19 UTC
Credits
- Wordfence PRISM