#VU82104 Arbitrary file upload in Royal Elementor Addons - CVE-2023-5360

Vulnerability identifier: #VU82104

Vulnerability risk: Critical

CVSSv4.0: 9.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:A/U:Red]

CVE-ID: CVE-2023-5360

CWE-ID: CWE-434

Exploitation vector: Network

Exploit availability: Yes

Vulnerable software:
Royal Elementor Addons
Web applications / Modules and components for CMS

Vendor: WP Royal

Description

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to insufficient validation of file during file upload. A remote attacker can upload a malicious file and execute it on the server.

Note, the vulnerability is being actively exploited in the wild.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Royal Elementor Addons: 1.0.0 - 1.3.78

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External links
https://www.wordfence.com/blog/2023/10/psa-critical-unauthenticated-arbitrary-file-upload-vulnerability-in-royal-elementor-addons-and-templates-being-actively-exploited/

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

Yes. This vulnerability is being exploited in the wild.