CVE-2026-14921

MEDIUM

Ultimate Addons for WPBakery Page Builder < 3.21.5 - Contributor+ Stored XSS via ult_buttons Shortcode

Title source: cna
STIX 2.1

Description

The Ultimate Addons for WPBakery Page Builder WordPress plugin before 3.21.5's shared link-rendering function, Ultimate_VC_Addons::uavc_link_init(),

References (1)

Core 1
Core References
Exploit exploit vdb-entry technical-description
https://wpscan.com/vulnerability/4bebd9ff-87b6-45ca-9b3e-9e6048693ca6/

Scores

CVSS v3 6.1
EPSS 0.0015
EPSS Percentile 4.6%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact partial

Details

CWE
CWE-79
Status published
Products (1)
None/Ultimate Addons for WPBakery Page Builder < 3.21.5
Published Jul 31, 2026
Tracked Since Jul 31, 2026