CVE-2011-0653 Cross-site scripting in n/a

Medium 4.3 Published Updated

Remote attackers can inject arbitrary web script or HTML via the URI in SharePoint Calendar, potentially stealing user data or hijacking sessions.

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

What is CVE-2011-0653?

CVE-2011-0653 is a medium-severity cross-site scripting vulnerability in Microsoft Sharepoint Foundation, published on 15 Sep 2011. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

Official description

Cross-site scripting (XSS) vulnerability in Microsoft Office SharePoint Server 2010 Gold and SP1, and SharePoint Foundation 2010, allows remote attackers to inject arbitrary web script or HTML via the URI, aka "XSS in SharePoint Calendar Vulnerability."

Weakness: CWE-79

Which versions are affected by CVE-2011-0653?

It affects 2 products.

Products include Microsoft Sharepoint Foundation, Microsoft Sharepoint Server.

How do I fix CVE-2011-0653?

No fix has been published for CVE-2011-0653 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-2011-0653 being exploited?

There is no known exploitation of CVE-2011-0653 in the wild and no public exploit code.

All Microsoft Sharepoint Foundation vulnerabilities

Sources

Also known as GHSA-99q6-hqhj-qwhr.

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