CVE-2021-29965

MEDIUM

Firefox < 89.0 - Password Manager Spoofing via HTTP Authentication Dialog

Title source: llm

Description

A malicious website that causes an HTTP Authentication dialog to be spawned could trick the built-in password manager to suggest passwords for the currently active website instead of the website that triggered the dialog. *This bug only affects Firefox for Android. Other operating systems are unaffected.*. This vulnerability affects Firefox < 89.

References (2)

Core 2

Core References

Release Notes, Vendor Advisory x_refsource_misc

https://www.mozilla.org/security/advisories/mfsa2021-23/

Permissions Required, Vendor Advisory x_refsource_misc

https://bugzilla.mozilla.org/show_bug.cgi?id=1709257

Scores

CVSS v3 5.3

EPSS 0.0074

EPSS Percentile 49.5%

Attack Vector NETWORK

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

Details

CWE

CWE-610

Status published

Products (1)

mozilla/firefox < 89.0

Published Jun 24, 2021

Tracked Since Feb 18, 2026