CVE-2020-12412

MEDIUM

Firefox < 70.0 - Address Bar Spoofing via History API Navigation

Title source: llm
STIX 2.1

Description

By navigating a tab using the history API, an attacker could cause the address bar to display the incorrect domain (with the https:// scheme, a blocked port number such as '1', and without a lock icon) while controlling the page contents. This vulnerability affects Firefox < 70.

References (2)

Core 2
Core References
Issue Tracking, Permissions Required, Vendor Advisory x_refsource_misc
https://bugzilla.mozilla.org/show_bug.cgi?id=1528587

Scores

CVSS v3 4.3
EPSS 0.0028
EPSS Percentile 51.8%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N

Details

Status published
Products (1)
mozilla/firefox < 70.0
Published Jul 09, 2020
Tracked Since Feb 18, 2026