5.1
MEDIUM
CVE-2025-4089
Mozilla Firefox/Thunderbird Command Injection Vulnerability
Description

Due to insufficient escaping of special characters in the "copy as cURL" feature, an attacker could trick a user into using this command, potentially leading to local code execution on the user's system. This vulnerability affects Firefox < 138 and Thunderbird < 138.

INFO

Published Date :

April 29, 2025, 2:15 p.m.

Last Modified :

April 29, 2025, 4:15 p.m.

Remotely Exploitable :

No

Impact Score :

2.5

Exploitability Score :

2.5
Affected Products

The following products are affected by CVE-2025-4089 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 thunderbird
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2025-4089.

URL Resource
https://bugzilla.mozilla.org/buglist.cgi?bug_id=1949994%2C1956698%2C1960198
https://www.mozilla.org/security/advisories/mfsa2025-28/
https://www.mozilla.org/security/advisories/mfsa2025-31/

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-2025-4089 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2025-4089 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 134c704f-9b21-4f2e-91b3-4a467353bcc0

    Apr. 29, 2025

    Action Type Old Value New Value
    Added CVSS V3.1 AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
    Added CWE CWE-77
  • New CVE Received by [email protected]

    Apr. 29, 2025

    Action Type Old Value New Value
    Added Description Due to insufficient escaping of special characters in the "copy as cURL" feature, an attacker could trick a user into using this command, potentially leading to local code execution on the user's system. This vulnerability affects Firefox < 138 and Thunderbird < 138.
    Added Reference https://bugzilla.mozilla.org/buglist.cgi?bug_id=1949994%2C1956698%2C1960198
    Added Reference https://www.mozilla.org/security/advisories/mfsa2025-28/
    Added Reference https://www.mozilla.org/security/advisories/mfsa2025-31/
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.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2025-4089 is associated with the following CWEs:

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
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Latest DB Update: May. 02, 2025 0:35