CVE-2021-24351

MEDIUMNuclei

The Plus Addons for Elementor < 4.1.12 - Reflected Cross-Site Scripting (XSS)

Title source: CVE List
Search associated code STIX 2.1 vulnerability STIX 2.1 with PoCs

Record summary

CVE-2021-24351 has a selected CVSS score of 6.1 (medium); EIP currently links 2 curated repository PoCs and 1 Nuclei template.

Description

The theplus_more_post AJAX action of The Plus Addons for Elementor Page Builder WordPress plugin before 4.1.12 did not properly sanitise some of its fields, leading to a reflected Cross-Site Scripting (exploitable on both unauthenticated and authenticated users)

Description source: CVE List

Exploitation context

Available material

Curated repository PoCs
2
Nuclei templates
1

Affected products and versions

1
ProductSourceVersion range

The Plus Addons for Elementor Page Builder

CVE List4.1.12 to < 4.1.12affected

Proofs of concept

2

Curated repository PoCs

GitHubCVE-2021-24351Curated repository PoCby yubsy112Not analyzed1 file

Python · 798 B

GitHub
PoC details
GitHubCVE-2021-24351Curated repository PoCby 0xd3vil127Not analyzed1 file

Python · 798 B

GitHub
PoC details

Nuclei templates

1
ProjectDiscoveryMEDIUMWordPress The Plus Addons for Elementor <4.1.12 - Cross-Site ScriptingCVSS 6.1

WordPress The Plus Addons for Elementor plugin before 4.1.12 is susceptible to cross-site scripting. The plugin does not properly sanitize some of its fields in the heplus_more_post AJAX action, which is exploitable by both unauthenticated and authenticated users. An attacker can inject arbitrary script in the browser of an unsuspecting user in the context of the affected site. This can allow the attacker to steal cookie-based authentication credentials and launch other attacks.

Impact

Successful exploitation of this vulnerability could allow an attacker to inject malicious scripts into web pages viewed by users, leading to potential data theft, session hijacking, or defacement of the affected website.

Remediation

Update to the latest version of WordPress The Plus Addons for Elementor plugin (4.1.12 or higher) to mitigate the vulnerability.

WeaknessesCWE-79
AuthorsMaximus Decimus
Template tagscve2021cvewordpresswp-pluginwpxssthe-plus-addons-for-elementorwpscanposimythvuln
CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
CPE: cpe:2.3:a:posimyth:the_plus_addons_for_elementor:*:*:*:*:*:wordpress:*:*
https://wpscan.com/vulnerability/2ee62f85-7aea-4b7d-8b2d-5d86d9fb8016 https://theplusaddons.com/changelog/ https://nvd.nist.gov/vuln/detail/CVE-2021-24351 https://github.com/ARPSyndicate/cvemon https://github.com/JoshMorrison99/my-nuceli-templates

Source: ProjectDiscovery

References

3