Mozilla Firefox up to 143.x on iOS Downloads UI ui layer

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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4.1$5k-$25k0.00

Summaryinfo

A vulnerability labeled as problematic has been found in Mozilla Firefox up to 143.x on iOS. The impacted element is an unknown function of the component Downloads UI. The manipulation results in ui layer. This vulnerability is known as CVE-2025-14744. It is possible to launch the attack remotely. No exploit is available. The affected component should be upgraded.

Detailsinfo

A vulnerability classified as problematic has been found in Mozilla Firefox up to 143.x on iOS. Affected is an unknown part of the component Downloads UI. The manipulation with an unknown input leads to a ui layer vulnerability. CWE is classifying the issue as CWE-1021. The web application does not restrict or incorrectly restricts frame objects or UI layers that belong to another application or domain, which can lead to user confusion about which interface the user is interacting with. This is going to have an impact on integrity. CVE summarizes:

Unicode RTLO characters could allow malicious websites to spoof filenames in the downloads UI for Firefox for iOS, potentially tricking users into saving files of an unexpected file type. This vulnerability affects Firefox for iOS < 144.0.

The advisory is available at bugzilla.mozilla.org. This vulnerability is traded as CVE-2025-14744 since 12/15/2025. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Successful exploitation requires user interaction by the victim. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $5k-$25k at the moment (estimation calculated on 12/21/2025).

The vulnerability scanner Nessus provides a plugin with the ID 279422 (Linux Distros Unpatched Vulnerability : CVE-2025-14744), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 144.0 eliminates this vulnerability.

The vulnerability is also documented in the databases at Tenable (279422) and CERT Bund (WID-SEC-2025-2869). If you want to get best quality of vulnerability data, you may have to visit VulDB.

Affected

  • Mozilla Firefox

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.3
VulDB Meta Temp Score: 4.1

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Ui layer
CWE: CWE-1021
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Nessus ID: 279422
Nessus Name: Linux Distros Unpatched Vulnerability : CVE-2025-14744

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: Firefox 144.0

Timelineinfo

12/15/2025 CVE reserved
12/18/2025 +3 days Advisory disclosed
12/18/2025 +0 days VulDB entry created
12/21/2025 +3 days VulDB entry last update

Sourcesinfo

Vendor: mozilla.org
Product: mozilla.org

Advisory: bugzilla.mozilla.org
Status: Confirmed

CVE: CVE-2025-14744 (🔒)
GCVE (CVE): GCVE-0-2025-14744
GCVE (VulDB): GCVE-100-337410
CERT Bund: WID-SEC-2025-2869 - Mozilla Firefox f&uuml;r iOS: Schwachstelle erm&ouml;glicht Darstellen falscher Informationen

Entryinfo

Created: 12/18/2025 17:30
Updated: 12/21/2025 01:42
Changes: 12/18/2025 17:30 (57), 12/20/2025 23:49 (7), 12/21/2025 01:42 (2)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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