CVE-2016-3212 Cross-site scripting in n/a

Medium 6.1 Published Updated

Remote attackers can execute arbitrary scripts in Internet Explorer via crafted websites due to XSS filter bypass.

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-2016-3212?

CVE-2016-3212 is a medium-severity cross-site scripting vulnerability in Microsoft Internet Explorer, published on 16 Jun 2016. 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

The XSS Filter in Microsoft Internet Explorer 9 through 11 does not properly identify JavaScript, which makes it easier for remote attackers to conduct cross-site scripting (XSS) attacks via a crafted web site, aka "Internet Explorer XSS Filter Vulnerability."

Weakness: CWE-79

Which versions are affected by CVE-2016-3212?

It affects 1 product.

Products include Microsoft Internet Explorer.

How do I fix CVE-2016-3212?

No fix has been published for CVE-2016-3212 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-2016-3212 being exploited?

There is no known exploitation of CVE-2016-3212 in the wild and no public exploit code.

All Microsoft Internet Explorer vulnerabilities

Sources

Also known as GHSA-vp2j-xqjh-hqj9.

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