CVE-2011-2470 Cross-site scripting in n/a

Medium 4.3 Published 29 Jun 2011 Updated 16 Sep 2024

Remote attackers can inject arbitrary web script or HTML via the arsc_message parameter in the login page, potentially compromising user sessions.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: A user has to click or open something
Fix: None listed

What is CVE-2011-2470?

CVE-2011-2470 is a medium-severity cross-site scripting vulnerability in n/a, published on 29 Jun 2011. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

Cross-site scripting (XSS) vulnerability in chat/base/admin/login.php in A Really Simple Chat (ARSC) 3.3-rc2 allows remote attackers to inject arbitrary web script or HTML via the arsc_message parameter.

Weakness: CWE-79

Which versions are affected by CVE-2011-2470?

It affects 1 product.

Products include Reallysimplechat Really Simple Chat.

How do I fix CVE-2011-2470?

No fix has been published for CVE-2011-2470 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-2011-2470 being exploited?

There is no known exploitation of CVE-2011-2470 in the wild and no public exploit code.

Sources

Also known as GHSA-vqgh-6qvp-jq6m.