CVE-2011-0047 Cross-site scripting in n/a

What is CVE-2011-0047?

CVE-2011-0047 is a medium-severity cross-site scripting vulnerability in Mediawiki Mediawiki, published on 4 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 MediaWiki before 1.16.2 allows remote attackers to inject arbitrary web script or HTML via crafted Cascading Style Sheets (CSS) comments, aka "CSS injection vulnerability."

Weakness: CWE-79

Which versions are affected by CVE-2011-0047?

It affects 1 product.

Products include Mediawiki Mediawiki.

How do I fix CVE-2011-0047?

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-2011-0047 being exploited?

There is no known exploitation of CVE-2011-0047 in the wild and no public exploit code.

Other vulnerabilities in Mediawiki Mediawiki

• CVE-2023-37303 Denial of service in n/a Critical 9.8
• CVE-2022-29904 SQL injection in n/a Critical 9.8
• CVE-2022-29906 Missing authorization in n/a Critical 9.8
• CVE-2022-28205 Business logic in n/a Critical 9.8
• CVE-2022-28206 Missing authorization in n/a Critical 9.8

All Mediawiki Mediawiki vulnerabilities

Sources

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

Also known as DEBIAN-CVE-2011-0047, GHSA-q8c6-mwr8-9h23.