CVE-2024-4776 : A file dialog shown while in full-screen mode could have resulted in the window

A file dialog shown while in full-screen mode could have resulted in the window remaining disabled. This vulnerability affects Firefox < 126.

Published 2024-05-14 17:21:27

Updated 2025-04-01 17:56:52

Source Mozilla Corporation

View at NVD, CVE.org

Products affected by CVE-2024-4776

Mozilla » Firefox »
Versions before (<) 126.0
cpe:2.3:a:mozilla:firefox:*:*:*:*:-:*:*:*
Matching versions

EPSS FAQ

0.29%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 52 %

Percentile, the proportion of vulnerabilities that are scored at or less

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source	First Seen
8.2	HIGH	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:L/A:H	2.8	4.7	134c704f-9b21-4f2e-91b3-4a467353bcc0	2024-07-03
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: Required Scope: Changed Confidentiality: None Integrity: Low Availability: High

CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.

Assigned by: 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary)

https://www.mozilla.org/security/advisories/mfsa2024-21/

Security Vulnerabilities fixed in Firefox 126 — Mozilla
Vendor Advisory

CVEs referencing this url
https://bugzilla.mozilla.org/show_bug.cgi?id=1887343

1887343 - (CVE-2024-4776) Window may remain disabled after file dialog is shown in full-screen
Issue Tracking;Exploit;Vendor Advisory

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