VULNERABILITY INTELLIGENCE

CVE-2020-15661

CVSS score6.5 MEDIUM

EPSS probability0.85%

CISA KEVNot currently listed

Published2020-08-10

Last modified2026-08-19

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

Description

A rogue webpage could override the injected WKUserScript used by the logins autofill, this exploit could result in leaking a password for the current domain. This vulnerability affects Firefox for iOS < 28.

Weakness classification

CWE-522: Insufficiently Protected Credentials

Primary references

security@mozilla.org — Issue Tracking, Permissions Required, Vendor Advisory
security@mozilla.org — Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108 — Issue Tracking, Permissions Required, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108 — Vendor Advisory