CVE-2017-7844

A combination of an external SVG image referenced on a page and the coloring of anchor links stored within this image can be used to determine which pages a user has in their history. This can allow a malicious website to query user history. Note: This issue only affects Firefox 57. Earlier releases are not affected. This vulnerability affects Firefox < 57.0.1.

• CWE-200

• http://www.securityfocus.com/bid/102039Third Party Advisory, VDB Entry
• http://www.securitytracker.com/id/1039954Third Party Advisory, VDB Entry
• https://bugzilla.mozilla.org/show_bug.cgi?id=1420001Issue Tracking, Permissions Required, Third Party Advisory
• https://www.mozilla.org/security/advisories/mfsa2017-27/Vendor Advisory
• http://www.securityfocus.com/bid/102039Third Party Advisory, VDB Entry
• http://www.securitytracker.com/id/1039954Third Party Advisory, VDB Entry
• https://bugzilla.mozilla.org/show_bug.cgi?id=1420001Issue Tracking, Permissions Required, Third Party Advisory
• https://www.mozilla.org/security/advisories/mfsa2017-27/Vendor Advisory

Published

Jun 11, 2018

Last Modified

Jun 17, 2026

Status

Modified

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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