Vulnerability identifier: #VU22626

Vulnerability risk: Low

CVSSv3.1: 5.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N/E:P/RL:O/RC:C]

CVE-ID: N/A

CWE-ID: CWE-352

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Tidio Live Chat
Web applications / Modules and components for CMS

Vendor: tytus-tytus

Description

The vulnerability allows a remote attacker to perform cross-site request forgery attacks.

The vulnerability exists due to insufficient validation of the HTTP request origin. A remote attacker can trick the victim to visit a specially crafted web page and perform arbitrary actions on behalf of the victim on the vulnerable website, e.g. trick admins into adding a Stored XSS payload presented to all visitors.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Tidio Live Chat: 1.0 - 4.1.0

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External links
http://dannewitz.ninja/posts/tidio-livechat-wordpress-plugin-csrf-to-stored-xss
http://plugins.trac.wordpress.org/changeset/2186087/

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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?

No. We are not aware of malware exploiting this vulnerability. However, proof of concept for this vulnerability is available.