Published: 11/06/2018 Updated: 25/06/2018

CVSS v2 Base Score: 4.3 | Impact Score: 2.9 | Exploitability Score: 8.6

CVSS v3 Base Score: 6.1 | Impact Score: 2.7 | Exploitability Score: 2.8

VMScore: 383

Vector: AV:N/AC:M/Au:N/C:N/I:P/A:N

A "data:" URL loaded in a new tab did not inherit the Content Security Policy (CSP) of the original page, allowing for bypasses of the policy including the execution of JavaScript. In prior versions when "data:" documents also inherited the context of the original page this would allow for potential cross-site scripting (XSS) attacks. This vulnerability affects Firefox < 57.

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mozilla firefox

Firefox could be made to crash or run programs as your login if it opened a malicious website ...

USN-3477-1 caused a regression in Firefox ...

USN-3477-1 caused some minor regressions in Firefox ...

USN-3477-1 caused a regression in Firefox ...

Mozilla Foundation Security Advisory 2017-24 Security vulnerabilities fixed in Firefox 57 Announced November 14, 2017 Impact critical Products Firefox Fixed in Firefox 57 ...

A data: URL loaded in a new tab of Firefox before 570 did not inherit the Content Security Policy (CSP) of the original page, allowing for bypasses of the policy including the execution of JavaScript In prior versions when data: documents also inherited the context of the original page this would allow for potential cross-site scripting (XSS) att ...

CWE-79 https://www.mozilla.org/security/advisories/mfsa2017-24/https://bugzilla.mozilla.org/show_bug.cgi?id=1358009 http://www.securitytracker.com/id/1039803 http://www.securityfocus.com/bid/101832 https://nvd.nist.gov https://usn.ubuntu.com/3477-1/

CVE-2017-7834

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