CVE-2016-9862 Cross-site scripting in n/a

High 7.5 Published Updated

Attackers can inject BBCode into the phpMyAdmin login page via crafted requests, potentially leading to script execution or session hijacking.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
Available

What is CVE-2016-9862?

CVE-2016-9862 is a high-severity cross-site scripting vulnerability in Phpmyadmin Phpmyadmin, published on 11 Dec 2016. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

An issue was discovered in phpMyAdmin. With a crafted login request it is possible to inject BBCode in the login page. All 4.6.x versions (prior to 4.6.5) are affected.

Weakness: CWE-94

Which versions are affected by CVE-2016-9862?

It affects 1 product.

Products include Phpmyadmin Phpmyadmin.

How do I fix CVE-2016-9862?

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-2016-9862 being exploited?

There is no known exploitation of CVE-2016-9862 in the wild and no public exploit code.

All Phpmyadmin Phpmyadmin vulnerabilities

Sources

Also known as ALPINE-CVE-2016-9862, CVE-2016-1000369, DEBIAN-CVE-2016-9862, GHSA-c9vh-vmq6-qhgr.

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