CVE-2022-0370 Cross-site Scripting (XSS) - Stored in livehelperchat/livehelperchat

High 7.1 Published 27 Jan 2022 Updated 2 Aug 2024

Attackers can inject malicious scripts into Live Helper Chat, potentially executing code or hijacking user sessions.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Over the internet
Victim action needed: Not needed
Fix: Available

What is CVE-2022-0370?

CVE-2022-0370 is a high-severity cross-site scripting vulnerability in livehelperchat/livehelperchat, published on 27 Jan 2022. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

Cross-site Scripting (XSS) - Stored in Packagist remdex/livehelperchat prior to 3.93v.

Weakness: CWE-79

Which versions are affected by CVE-2022-0370?

2 open source packages ship an affected version, including remdex/livehelperchat. It affects 1 product.

Package	Affected	Fixed in
`remdex/livehelperchat` Packagist	All versions	`3.93`
`remdex/livehelperchat` Packagist	All versions	`3.93`

Products include Livehelperchat Livehelperchat.

How do I fix CVE-2022-0370?

Upgrade remdex/livehelperchat to 3.93 or later.

Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.

Is CVE-2022-0370 being exploited?

There is no known exploitation of CVE-2022-0370 in the wild and no public exploit code.

Sources

Also known as GHSA-8wcc-f2vq-h4gx.