CVE-2017-7808

A content security policy (CSP) "frame-ancestors" directive containing origins with paths allows for comparisons against those paths instead of the origin. This results in a cross-origin information leak of this path information. This vulnerability affects Firefox < 55.

• CWE-200
• CWE-346

• http://www.securityfocus.com/bid/100373Third Party Advisory, VDB Entry
• http://www.securitytracker.com/id/1039124Third Party Advisory, VDB Entry
• https://bugzilla.mozilla.org/show_bug.cgi?id=1367531Issue Tracking, Patch, Vendor Advisory
• https://www.mozilla.org/security/advisories/mfsa2017-18/Vendor Advisory
• http://www.securityfocus.com/bid/100373Third Party Advisory, VDB Entry
• http://www.securitytracker.com/id/1039124Third Party Advisory, VDB Entry
• https://bugzilla.mozilla.org/show_bug.cgi?id=1367531Issue Tracking, Patch, Vendor Advisory
• https://www.mozilla.org/security/advisories/mfsa2017-18/Vendor Advisory

Published

Jun 11, 2018

Last Modified

Jun 17, 2026

Status

Modified

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