Cross-Site Scripting (XSS) Vulnerability in Mozilla Firefox

CVE-2016-5262 · MEDIUM Severity

AV:N/AC:M/AU:N/C:N/I:P/A:N

Mozilla Firefox before 48.0 and Firefox ESR 45.x before 45.3 process JavaScript event-handler attributes of a MARQUEE element within a sandboxed IFRAME element that lacks the sandbox="allow-scripts" attribute value, which makes it easier for remote attackers to conduct cross-site scripting (XSS) attacks via a crafted web site.

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