XSS in Mozilla Firefox

CVE-2012-1956

Mozilla Firefox before 15.0, Thunderbird before 15.0, and SeaMonkey before 2.12 do not prevent use of the Object.defineProperty method to shadow the location object (aka window.location), which makes it easier for remote attackers to conduct cross-site scripting (XSS) attacks via vectors involving a plugin.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.019 (77.4th percentile) — read the EPSS interpretation.

Affected products

Weakness classification (CWE)

References