CVE-2016-5291

5.5 MEDIUM

Published: June 11, 2018 Modified: November 25, 2025

Description

A same-origin policy bypass with local shortcut files to load arbitrary local content from disk. This vulnerability affects Thunderbird < 45.5, Firefox ESR < 45.5, and Firefox < 50.

AI Explanation

Get an AI-powered plain-language explanation of this vulnerability and remediation steps.

CVSS v3.x Details

0.0 Low Medium High Critical 10.0

Vector String

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory

http://rhn.redhat.com/errata/RHSA-2016-2780.html

Source: security@mozilla.org

Third Party Advisory

http://www.securityfocus.com/bid/94336

Source: security@mozilla.org

Third Party Advisory VDB Entry

http://www.securitytracker.com/id/1037298

Source: security@mozilla.org

Third Party Advisory VDB Entry

https://bugzilla.mozilla.org/show_bug.cgi?id=1292159

Source: security@mozilla.org

Exploit Issue Tracking Vendor Advisory

https://security.gentoo.org/glsa/201701-15

Source: security@mozilla.org

Third Party Advisory

https://www.debian.org/security/2016/dsa-3730

Source: security@mozilla.org

Third Party Advisory

https://www.mozilla.org/security/advisories/mfsa2016-89/

Source: security@mozilla.org

Vendor Advisory

https://www.mozilla.org/security/advisories/mfsa2016-90/

Source: security@mozilla.org

Vendor Advisory

https://www.mozilla.org/security/advisories/mfsa2016-93/

Source: security@mozilla.org

Vendor Advisory

http://rhn.redhat.com/errata/RHSA-2016-2780.html