CVE-2011-0050 Cross-site scripting in n/a

Medium 4.3 Published Updated

Remote attackers can inject arbitrary web script or HTML via the R parameter in the nonjs interface, potentially stealing user data or hijacking 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
Available

What is CVE-2011-0050?

CVE-2011-0050 is a medium-severity cross-site scripting vulnerability in n/a, published on 18 Feb 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 the nonjs interface (interfaces/nonjs.pm) in CGI:IRC before 0.5.10 allows remote attackers to inject arbitrary web script or HTML via the R parameter.

Weakness: CWE-79

Which versions are affected by CVE-2011-0050?

It affects 1 product.

Products include Cgiirc Cgi\.

How do I fix CVE-2011-0050?

Upgrade to a fixed version.

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-2011-0050 being exploited?

There is no known exploitation of CVE-2011-0050 in the wild and no public exploit code.

Sources

Also known as DSA-2158-1, GHSA-xw49-5924-343v.

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