Multiple Mozilla Product Spoofing Vulnerabilities (CNVD-2025-00860)

Mozilla Firefox is an open source web browser.Mozilla Firefox ESR is an extended support version of Firefox the web browser.Mozilla Thunderbird is a suite of email client software separate from the Mozilla Application Suite. A spoofing vulnerability exists in several Mozilla products. An attacker...

Mozilla Firefox for iOS Spoofing Vulnerability

Mozilla Firefox is an open source web browser from the Mozilla Foundation in the United States. Mozilla Firefox for iOS suffers from a spoofing vulnerability caused by an error when accessing a non-secure HTTP site that uses a non-existent port. An attacker can use this vulnerability to make the...

Unspecified Vulnerability in Mozilla Firefox (CNVD-2024-48568)

Mozilla Firefox is an open source web browser from the Mozilla Foundation in the United States. A security vulnerability exists in Mozilla Firefox, which stems from the fact that under certain circumstances, navigating to a web page can result in a missing address in the location URL bar. No...

Code execution vulnerability in multiple Mozilla products (CNVD-2024-48563)

Mozilla Firefox is an open source web browser from the Mozilla Foundation in the U.S.A. Mozilla Firefox ESR is an extended support version of Firefox the web browser.Mozilla Thunderbird is email client software that supports the IMAP and POP mail protocols as well as the HTML mail format. A code...

Multiple Mozilla Product Spoofing Vulnerabilities (CNVD-2024-48565)

Mozilla Firefox is an open source web browser from the Mozilla Foundation in the U.S.A. Mozilla Firefox ESR is an extended support version of Firefox the web browser.Mozilla Thunderbird is email client software that supports the IMAP and POP mail protocols as well as the HTML mail format. A...

Security Bypass Vulnerability in Multiple Mozilla Products (CNVD-2024-48564)

Mozilla Firefox is an open source web browser from the Mozilla Foundation in the U.S.A. Mozilla Firefox ESR is an extended support version of Firefox the web browser.Mozilla Thunderbird is email client software that supports the IMAP and POP mail protocols as well as the HTML mail format. A...

Important: Red Hat Security Advisory: firefox security update

An update for firefox is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from t...

Important: Red Hat Security Advisory: firefox security update

An update for firefox is now available for Red Hat Enterprise Linux 9.2 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for...

Important: Red Hat Security Advisory: firefox security update

An update for firefox is now available for Red Hat Enterprise Linux 9.4 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for...

Important: Red Hat Security Advisory: firefox security update

An update for firefox is now available for Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is...

firefox: thunderbird: URL Bar Spoofing via Manipulated Punycode and Whitespace Characters

A flaw was found in Mozilla. The Mozilla Foundation's Security Advisory describes the following issue: A crafted URL containing Arabic script and whitespace characters could have hidden the true origin of the page, resulting in a potential spoofing attack...

Code execution vulnerability in multiple Mozilla products (CNVD-2025-00866)

Mozilla Firefox is an open source web browser.Mozilla Firefox ESR is an extended support version of Firefox the web browser.Mozilla Thunderbird is a suite of email client software separate from the Mozilla Application Suite. A code execution vulnerability exists in multiple Mozilla products, whic...

ALSA-2024:10752 Important: firefox security update

Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. Security Fixes: firefox: thunderbird: CSP Bypass and XSS Exposure via Web Compatibility Shims CVE-2024-11694 firefox: thunderbird: Unhandled Exception in Add-on Signature Verification...

Code execution vulnerability in multiple Mozilla products (CNVD-2025-00862)

Mozilla Firefox is an open source web browser.Mozilla Firefox ESR is an extended support version of Firefox the web browser.Mozilla Thunderbird is a suite of email client software separate from the Mozilla Application Suite. A code execution vulnerability exists in multiple Mozilla products, whic...

Mozilla Firefox and Thunderbird Denial of Service Vulnerability (CNVD-2025-00864)

Mozilla Firefox is an open source web browser.Mozilla Thunderbird is a set of e-mail client software separate from the Mozilla Application Suite. A denial of service vulnerability exists in Mozilla Firefox and Thunderbird caused by a NULL pointer dereference in NSCDeriveKey. An attacker could...

Mozilla Firefox and Thunderbird Denial of Service Vulnerability

Mozilla Firefox is an open source web browser.Mozilla Thunderbird is a set of e-mail client software separate from the Mozilla Application Suite. A denial of service vulnerability exists in Mozilla Firefox and Thunderbird, which allows remote attackers to exploit the vulnerability by submitting a...

Mozilla Firefox and Thunderbird Code Execution Vulnerability (CNVD-2025-00865)

Mozilla Firefox is an open source web browser.Mozilla Thunderbird is a set of e-mail client software separate from the Mozilla Application Suite. A code execution vulnerability exists in Mozilla Firefox and Thunderbird due to a double release issue in secpkcs7decoderstartdecrypt when handling err...

firefox: thunderbird: Memory safety bugs fixed in Firefox 133, Thunderbird 133, Firefox ESR 128.5, and Thunderbird 128.5

A flaw was found in Mozilla. The Mozilla Foundation's Security Advisory describes the following issue: Memory safety bugs are present in Firefox 132, Firefox ESR 128.4, and Thunderbird 128.4. Some of these bugs showed evidence of memory corruption, and we presume that with enough effort, some of...

Important: Red Hat Security Advisory: firefox security update

An update for firefox is now available for Red Hat Enterprise Linux 9. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from t...

firefox: thunderbird: Select list elements could be shown over another site

A flaw was found in Mozilla. The Mozilla Foundation's Security Advisory describes the following issue: An attacker could cause a select dropdown to be shown over another tab; this could have led to user confusion and possible spoofing attacks...