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Firefox for Android EUVDEUVD-2026-60693

| CVE-2026-74980 MEDIUM
Improper Restriction of Rendered UI Layers or Frames (CWE-1021)
2026-08-18 mozilla GHSA-59hr-9v4q-g743
Google XSS Mozilla
Medium
Disputed · 6.5 Vendor: mozilla
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Severity by source

Sources disagree (Low–High)
Vendor (mozilla) PRIMARY
6.5 MEDIUM
AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
vuln.today AI
6.5 MEDIUM

Network delivery requires no privileges; UI:R reflects mandatory victim interaction; I:H captures coerced unintended download actions; no confidentiality or availability impact applies.

3.1 AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
4.0 AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N
SUSE
HIGH
qualitative
Red Hat
3.4 LOW
qualitative

vuln.today treats the vendor’s rating as authoritative. A higher third-party CVSS (e.g. CISA-ADP) is shown for transparency but does not drive the headline severity.

CVSS VectorVendor: mozilla

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
None
Integrity
High
Availability
None

Lifecycle Timeline

4
Analysis Generated
Aug 20, 2026 - 18:39 vuln.today
CVSS changed
Aug 20, 2026 - 18:22 NVD
6.5 (MEDIUM)
CVE Published
Aug 18, 2026 - 12:23 cve.org
MEDIUM 6.5
CVE Published
Aug 18, 2026 - 12:23 cve.org
UNKNOWN (no severity yet)

DescriptionCVE.org

Clickjacking issue in the Downloads component in Firefox for Android. This vulnerability was fixed in Firefox 154.

AnalysisAI

Clickjacking in Firefox for Android's Downloads component enables remote attackers to trick users into performing unintended download-related actions through UI redress. All Firefox for Android versions prior to 154 are affected, with the fix confirmed in Mozilla Security Advisory mfsa2026-74. …

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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata

Access
Attacker hosts malicious webpage with clickjacking overlay
Delivery
Victim opens page in Firefox for Android (pre-154)
Exploit
Transparent UI layer aligns over Downloads component controls
Execution
Victim taps disguised element believing it is benign content
Impact
Unintended download action triggered on victim device
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Vulnerability AssessmentAI

Exploitation Exploitation requires the victim to be running Firefox for Android at a version prior to 154 and to navigate to an attacker-controlled webpage designed to exploit the Downloads component via UI redress. … Additional conditions and limiting factors are described in the full assessment.
Risk Assessment The CVSS 6.5 Medium score (AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N) reflects a network-reachable, low-complexity attack requiring only user interaction, with high integrity impact but no confidentiality or availability consequence. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in.
Exploit Scenario An attacker hosts a malicious web page that renders a transparent overlay or iframe targeting the Firefox for Android Downloads component, positioning deceptive UI elements to align with download-confirmation controls. A victim browsing to this page on unpatched Firefox for Android is tricked into tapping what appears to be innocuous content, unknowingly triggering an unintended file download or download-related action. …
Remediation Upgrade Firefox for Android to version 154 or later, which contains the vendor-released patch per Mozilla Security Advisory mfsa2026-74 (https://www.mozilla.org/security/advisories/mfsa2026-74/). … Detailed patch versions, workarounds, and compensating controls in full report.
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Vendor StatusVendor

SUSE

Severity: Important
Product Status
Container suse/kiosk/firefox-esr:140.14-75.12 Affected
SUSE Linux Enterprise Desktop 15 SP7 SUSE Linux Enterprise High Performance Computing 15 SP7 SUSE Linux Enterprise Module for Desktop Applications 15 SP7 SUSE Linux Enterprise Server 15 SP7 SUSE Linux Enterprise Server for SAP Applications 15 SP7 Fixed
SUSE Linux Enterprise High Performance Computing 15 SP4-ESPOS Fixed
SUSE Linux Enterprise High Performance Computing 15 SP4-LTSS Fixed
SUSE Linux Enterprise High Performance Computing 15 SP5-ESPOS Fixed

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EUVD-2026-60693 vulnerability details – vuln.today
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