8.1
HIGH
CVE-2025-3030
Mozilla Firefox Memory Corruption Vulnerability
Description

Memory safety bugs present in Firefox 136, Thunderbird 136, Firefox ESR 128.8, and Thunderbird 128.8. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. 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.

Source :

[email protected]

Remotely Exploitable :

Yes !

Impact Score :

5.9

Exploitability Score :

2.2
Affected Products

The following products are affected by CVE-2025-3030 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
: Total Affected Vendor : 1 | Products : 4
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-2025-3030.

URL Resource
https://bugzilla.mozilla.org/buglist.cgi?bug_id=1850615%2C1932468%2C1942551%2C1951017%2C1951494
https://www.mozilla.org/security/advisories/mfsa2025-20/
https://www.mozilla.org/security/advisories/mfsa2025-22/
https://www.mozilla.org/security/advisories/mfsa2025-23/
https://www.mozilla.org/security/advisories/mfsa2025-24/

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-2025-3030 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 (2 days, 4 hours ago)
CVE-2025-3035 CVE-2025-3034 CVE-2025-3032 CVE-2025-3031 CVE-2025-3030 CVE-2025-3029 CVE-2025-3028

The following table lists the changes that have been made to the CVE-2025-3030 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 Memory safety bugs present in Firefox 136, Thunderbird 136, Firefox ESR 128.8, and Thunderbird 128.8. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 137, Firefox ESR < 128.9, Thunderbird < 137, and Thunderbird ESR < 128.9. Memory safety bugs present in Firefox 136, Thunderbird 136, Firefox ESR 128.8, and Thunderbird 128.8. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. 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:H/PR:N/UI:N/S:U/C:H/I:H/A:H
    Added CWE CWE-416
  • New CVE Received by [email protected]

    Apr. 01, 2025

    Action Type Old Value New Value
    Added Description Memory safety bugs present in Firefox 136, Thunderbird 136, Firefox ESR 128.8, and Thunderbird 128.8. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 137, Firefox ESR < 128.9, Thunderbird < 137, and Thunderbird ESR < 128.9.
    Added Reference https://bugzilla.mozilla.org/buglist.cgi?bug_id=1850615%2C1932468%2C1942551%2C1951017%2C1951494
    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.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2025-3030 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2025-3030 weaknesses.

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
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