CVE-2011-1587
EPSS 0.22%
Description
Cross-site scripting (XSS) vulnerability in MediaWiki before 1.16.4, when Internet Explorer 6 or earlier is used, allows remote attackers to inject arbitrary web script or HTML via an uploaded file accessed with a dangerous extension such as .html located before a ? (question mark) in a query string, in conjunction with a modified URI path that has a %2E sequence in place of the . (dot) character. NOTE: this vulnerability exists because of an incomplete fix for CVE-2011-1578.
How to fix CVE-2011-1587
To remediate CVE-2011-1587, upgrade the affected package to a fixed version below.
- Debian/mediawiki—upgrade to 1:1.15.5-5 or later
Is CVE-2011-1587 being exploited?
Low — EPSS is 0.2%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 1:1.15.5-5