CVE-2017-5386

Description

WebExtension scripts can use the "data:" protocol to affect pages loaded by other web extensions using this protocol, leading to potential data disclosure or privilege escalation in affected extensions. This vulnerability affects Firefox ESR < 45.7 and Firefox < 51.

References

http://rhn.redhat.com/errata/RHSA-2017-0190.html

https://bugzilla.mozilla.org/show_bug.cgi?id=1319070

https://security.gentoo.org/glsa/201702-22

https://www.debian.org/security/2017/dsa-3771

https://www.mozilla.org/security/advisories/mfsa2017-01/

https://www.mozilla.org/security/advisories/mfsa2017-02/

http://www.securitytracker.com/id/1037693

Details

Source: Mitre, NVD

Risk Information

CVSS v2

CVSS v3