CVE-2020-12394

low-risk

Published 2020-05-26

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.

Do I need to act?

0.15% chance of exploitation

EPSS score — low exploit probability

Not on CISA KEV list

No confirmed active exploitation reported to CISA

Patch status unknown

Check vendor advisories for fix availability and mitigation guidance

CVSS 3.3/10 Low

LOCAL / LOW complexity

Affected Products (1)

Firefox

Affected Vendors

Mozilla

References (6)

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

Third Party Advisory https://security.gentoo.org/glsa/202005-04

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

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

Third Party Advisory https://security.gentoo.org/glsa/202005-04

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

/ 100

low-risk

Severity 13/34 · Low

Exploitability 1/34 · Minimal

Exposure 5/34 · Minimal