7.3
HIGH
CVE-2025-3029
Mozilla Firefox/Thunderbird URL Spoofing Vulnerability
Description

A crafted URL containing specific Unicode characters could have hidden the true origin of the page, resulting in a potential spoofing attack. This vulnerability affects Firefox < 137, Firefox ESR < 128.9, Thunderbird < 137, and Thunderbird < 128.9.

INFO

Published Date :

April 1, 2025, 1:15 p.m.

Last Modified :

April 2, 2025, 7:15 a.m.

Remotely Exploitable :

Yes !

Impact Score :

3.4

Exploitability Score :

3.9
Affected Products

The following products are affected by CVE-2025-3029 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Mozilla firefox
2 Mozilla firefox_esr
3 Mozilla thunderbird
4 Mozilla thunderbird_esr
References to Advisories, Solutions, and Tools

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2025-3029 vulnerability anywhere in the article.

  • Cyber Security News
Firefox 137 Released With Fix for Multiple High Severity Vulnerabilities

Mozilla has officially released Firefox 137, addressing multiple high-severity security vulnerabilities that could potentially allow remote attackers to execute arbitrary code, trigger denial of servi ... Read more

Published Date: Apr 02, 2025 (1 day, 15 hours ago)

The following table lists the changes that have been made to the CVE-2025-3029 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by [email protected]

    Apr. 02, 2025

    Action Type Old Value New Value
    Changed Description A crafted URL containing specific Unicode characters could have hidden the true origin of the page, resulting in a potential spoofing attack. This vulnerability affects Firefox < 137, Firefox ESR < 128.9, Thunderbird < 137, and Thunderbird ESR < 128.9. A crafted URL containing specific Unicode characters could have hidden the true origin of the page, resulting in a potential spoofing attack. This vulnerability affects Firefox < 137, Firefox ESR < 128.9, Thunderbird < 137, and Thunderbird < 128.9.
  • CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0

    Apr. 01, 2025

    Action Type Old Value New Value
    Added CVSS V3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
    Added CWE CWE-290
  • New CVE Received by [email protected]

    Apr. 01, 2025

    Action Type Old Value New Value
    Added Description A crafted URL containing specific Unicode characters could have hidden the true origin of the page, resulting in a potential spoofing attack. This vulnerability affects Firefox < 137, Firefox ESR < 128.9, Thunderbird < 137, and Thunderbird ESR < 128.9.
    Added Reference https://bugzilla.mozilla.org/show_bug.cgi?id=1952213
    Added Reference https://www.mozilla.org/security/advisories/mfsa2025-20/
    Added Reference https://www.mozilla.org/security/advisories/mfsa2025-22/
    Added Reference https://www.mozilla.org/security/advisories/mfsa2025-23/
    Added Reference https://www.mozilla.org/security/advisories/mfsa2025-24/
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CVSS31 - Vulnerability Scoring System
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