CVE-2011-4782 phpMyAdmin Cross-site Scripting vulnerability

What is CVE-2011-4782?

CVE-2011-4782 is a medium-severity cross-site scripting vulnerability in Phpmyadmin Phpmyadmin, published on 22 Dec 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 libraries/config/ConfigFile.class.php in the setup interface in phpMyAdmin 3.4.x before 3.4.9 allows remote attackers to inject arbitrary web script or HTML via the host parameter.

Weakness: CWE-79

Which versions are affected by CVE-2011-4782?

2 open source packages ship an affected version, including phpmyadmin/phpmyadmin. It affects 1 product.

Products include Phpmyadmin Phpmyadmin.

How do I fix CVE-2011-4782?

Upgrade phpmyadmin/phpmyadmin to 3.4.9 or later.

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-2011-4782 being exploited?

There is no known exploitation of CVE-2011-4782 in the wild and no public exploit code.

Other vulnerabilities in Phpmyadmin Phpmyadmin

• CVE-2008-7251 Misconfiguration in n/a Critical 10.0
• CVE-2008-7252 phpMyAdmin unsafely handles temporary files Critical 10.0
• CVE-2007-0203 Other in n/a Critical 10.0
• CVE-2004-1147 Command injection in n/a Critical 10.0
• CVE-2020-22452 phpmyadmin contains SQL Injection vulnerability Critical 9.8

All Phpmyadmin Phpmyadmin vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as DEBIAN-CVE-2011-4782, GHSA-2h23-c973-x63q.