CVE-2022-0253 Cross-site Scripting (XSS) - Stored in livehelperchat/livehelperchat
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
- None listed
What is CVE-2022-0253?
CVE-2022-0253 is a high-severity cross-site scripting vulnerability in livehelperchat/livehelperchat, published on 17 Jan 2022. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
livehelperchat is vulnerable to Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Weakness: CWE-79
Which versions are affected by CVE-2022-0253?
2 open source packages ship an affected version, including remdex/livehelperchat. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
remdex/livehelperchat Packagist | All versions to 3.91 | None |
remdex/livehelperchat Packagist | All versions to 3.91 | None |
Products include Livehelperchat Livehelperchat.
How do I fix CVE-2022-0253?
No fix has been published for CVE-2022-0253 yet. Limit exposure of the affected software until one is available.
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-2022-0253 being exploited?
There is no known exploitation of CVE-2022-0253 in the wild and no public exploit code.
Other vulnerabilities in livehelperchat/livehelperchat
Sources
Also known as GHSA-5r9v-8w62-r26j.