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CVE-2024-4766

MEDIUM
4.3
CVSS Score
Published: May 14, 2024 at 05:21 PM UTC
Updated: June 17, 2026 at 08:02 AM UTC
1 product affected across 1 vendorFirefox· also runs on 1 platform

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Severity
MEDIUM4.3
Exploit prediction
EPSS 0.4%
SSVC
No known exploit

Description

Different techniques existed to obscure the fullscreen notification in Firefox for Android. These could have led to potential user confusion and spoofing attacks. *This bug only affects Firefox for Android. Other versions of Firefox are unaffected.* This vulnerability affects Firefox < 126.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Firefox· Mozilla
95%
v < 126
Affected range stops below 126, so it looks safe — our inference, not a vendor statement
Affected range stops below 126.0, so it looks safe — our inference, not a vendor statement
google-android (environment)

Runs on — not affected

The affected product only carries this flaw when running on these platforms. The platforms themselves are not vulnerable.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (3)

Issue Tracking
Source: [email protected]
https://bugzilla.mozilla.org/show_bug.cgi?id=1871214
Issue Tracking
Source: [email protected]
https://bugzilla.mozilla.org/show_bug.cgi?id=1871217
Vendor Advisory
Source: [email protected]
https://www.mozilla.org/security/advisories/mfsa2024-21/

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

4.3MEDIUMCISA-ADP
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
NONE
Integrity
LOW
Availability
NONE
Vector?

Quick Info

StatusANALYZED
CWE
NVD-CWE-noinfo

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