PT-2021-15887 · WordPress · The Plus Addons For Elementor Page Builder

N1Nj4Sec + 1 · Published 2021-06-14 · Updated 2021-06-21 · CVE-2021-24351

Positive Technologies (AI Summary)

CVSS v3.1

6.1

Medium

Base vector

AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Name of the Vulnerable Software and Affected Versions The Plus Addons for Elementor Page Builder WordPress plugin versions prior to 4.1.12

Description The issue concerns a reflected Cross-Site Scripting problem. It is related to the theplus more post AJAX action, which did not properly sanitise some of its fields. This makes the plugin exploitable on both unauthenticated and authenticated users.

Recommendations For versions prior to 4.1.12, update to version 4.1.12 or later to resolve the issue. As a temporary workaround, consider restricting access to the theplus more post AJAX action until a patch is applied.

Exploit

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2021-24351

Affected Products

The Plus Addons For Elementor Page Builder

References · 5

• 🔥 https://wpscan.com/vulnerability/2ee62f85-7aea-4b7d-8b2d-5d86d9fb8016 · Exploit
• https://theplusaddons.com/changelog · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-24351 · Security Note
• https://osv.dev/vulnerability/CVE-2021-24351 · Vendor Advisory
• https://t.me/cvenotify/16245 · Telegram Post