CVE-2026-18809
MediumCVSS 6.5Exploitation Probability (EPSS)
Low risk28th percentile - higher than 28% of all known CVEs
Summary
Information disclosure in Firefox for Android and Firefox Focus for Android. This vulnerability was fixed in Firefox 153.0.3.
Risk Assessment
An attacker could exploit the information disclosure to obtain sensitive user data, potentially leading to privacy breaches.
Recommendation
Update Firefox for Android or Firefox Focus to version 153.0.3 or later.
Other vulnerabilities in Firefox for Android
See all- CVE-2026-118018Unknown
A spoofing issue exists in the Downloads component of Firefox for Android. This vulnerability was fixed in Firefox 159.
- CVE-2023-29534Critical
In Firefox and Focus for Android, techniques were discovered to obscure the fullscreen notification, which could lead to user confusion and spoofing attacks. This affects Firefox for Android and Focus for Android versions prior to 112.
- CVE-2026-100823Medium
Spoofing issue in the Downloads component in Firefox for Android. This vulnerability was fixed in Firefox 157.
- CVE-2026-92033High
Privilege escalation vulnerability in Firefox for Android. Fixed in Firefox 156.
- CVE-2026-84117High
Privilege escalation in Firefox for Android. Fixed in Firefox 155.
- CVE-2026-74975Medium
A spoofing issue exists in the Downloads component in Firefox for Android. This vulnerability was fixed in Firefox 154.
- CVE-2026-16397Medium
Clickjacking vulnerability in the WebExtensions component in Firefox for Android. This issue was fixed in Firefox 153.
- CVE-2026-16373High
Vulnerability in the Privacy component in Firefox for Android. The flaw leads to information disclosure. The issue was fixed in Firefox 153.
- CVE-2026-8951Medium
A spoofing issue exists in the Toolbar component in Firefox for Android. This vulnerability was fixed in Firefox 151.
- CVE-2025-10530Medium
A spoofing issue exists in the WebAuthn component in Firefox for Android. This vulnerability was fixed in Firefox 143 and Thunderbird 143.
Original NVD description (English source)
Information disclosure in Firefox for Android and Firefox Focus for Android. This vulnerability was fixed in Firefox 153.0.3.
Vulnerability data from NVD (NIST) · CISA KEV · EPSS