CVE-2020-12394

Published: May 26, 2020Modified: Jun 17, 2026

3.3

Vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

Exploitability: 1.8 / Impact: 1.4

Source: NVD

Description

A logic flaw in our location bar implementation could have allowed a local attacker to spoof the current location by selecting a different origin and removing focus from the input element. This vulnerability affects Firefox < 76.

Affected (1)

Products: Mozilla: Firefox

Mozilla

1 product

Firefox

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Mozilla Firefox	Before 76.0

References (6)

https://bugzilla.mozilla.org/show_bug.cgi?id=1628288

Source: security@mozilla.org

Issue TrackingPermissions Required

https://security.gentoo.org/glsa/202005-04

Source: security@mozilla.org

Third Party Advisory

https://www.mozilla.org/security/advisories/mfsa2020-16/

Source: security@mozilla.org

Vendor Advisory

https://bugzilla.mozilla.org/show_bug.cgi?id=1628288

Source: af854a3a-2127-422b-91ae-364da2661108

Issue TrackingPermissions Required

https://security.gentoo.org/glsa/202005-04

Source: af854a3a-2127-422b-91ae-364da2661108

Third Party Advisory

https://www.mozilla.org/security/advisories/mfsa2020-16/

Source: af854a3a-2127-422b-91ae-364da2661108

Vendor Advisory

Timeline

No history available yet.