CVE-2026-8951

Analyzed Analyzed - Analysis Complete

Toolbar Spoofing in Firefox for Android

Publication date: 2026-05-19

Last updated on: 2026-05-20

Assigner: Mozilla Corporation

Description

Spoofing issue in the Toolbar component in Firefox for Android. This vulnerability was fixed in Firefox 151.

CVSS Scores

EPSS Scores

Probability:
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Meta Information

Published

2026-05-19

Last Modified

2026-05-20

Generated

2026-06-30

AI Q&A

2026-05-19

EPSS Evaluated

2026-06-28

NVD

CVE-2026-8951

EUVD

EUVD-2026-30903

Affected Vendors & Products

Vendor	Product	Version / Range
mozilla	firefox	to 151.0.0 (exc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-290	This attack-focused weakness is caused by incorrectly implemented authentication schemes that are subject to spoofing attacks.

Attack-Flow Graph

Impact Analysis

This spoofing vulnerability could allow attackers to impersonate or mimic legitimate interface elements in the Firefox for Android Toolbar, potentially misleading users. This may result in users being tricked into performing actions they did not intend, such as entering sensitive information or clicking malicious links.

Mitigation Strategies

The vulnerability is fixed in Firefox 151. To mitigate this vulnerability, you should update Firefox for Android to version 151 or later.

Executive Summary

This vulnerability is a spoofing issue found in the Toolbar component of Firefox for Android. Spoofing vulnerabilities typically allow an attacker to deceive users by presenting false or misleading information, potentially tricking them into taking unintended actions.

The issue was addressed and fixed in Firefox version 151.

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