XSS in MediaWiki

CVE-2011-1587

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.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.017 (75.0th percentile) — read the EPSS interpretation.

Affected products

Weakness classification (CWE)

References