firefox: thunderbird: Incorrect parsing of URLs could have allowed embedding of youtube.com

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Firefox could have incorrectly parsed a URL and rewritten it to the youtube.com domain when parsing the URL specified in an embed tag. This could have bypassed website security...

firefox: thunderbird: Content-Disposition header ignored when a file is included in an embed or object tag

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: When a file download is specified via the Content-Disposition header, that directive would be ignored if the file was included via a or tag, potentially making a website vulnerab...

firefox: thunderbird: Content-Disposition header ignored when a file is included in an embed or object tag

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: When a file download is specified via the Content-Disposition header, that directive would be ignored if the file was included via a or tag, potentially making a website vulnerab...

RHEL 8 : firefox (RHSA-2025:10074)

The remote Redhat Enterprise Linux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2025:10074 advisory. Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. Security Fixes: firefox:...

Important: firefox security update

Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. Security Fixes: firefox: Content-Disposition header ignored when a file is included in an embed or object tag CVE-2025-6430 firefox: Use-after-free in FontFaceSet CVE-2025-6424 firefox:...

The vulnerability of the FontFaceSet interface in Mozilla Firefox and Firefox ESR browsers allows a perpetrator to trigger a service failure.

The vulnerability of the FontFaceSet interface in Mozilla Firefox and Firefox ESR browsers is related to the use of memory after it is freed. Exploiting this vulnerability can allow an attacker to cause a service failure...

The vulnerability in the WebCompat extension of Mozilla browsers, including Mozilla Firefox and Firefox ESR, allows attackers to disclose protected information.

The vulnerability of the WebCompat extension in Mozilla Firefox and Firefox ESR browsers is related to insufficient protection for service data. Exploiting this vulnerability can allow a malicious actor to disclose protected information remotely...

openSUSE Security Advisory (SUSE-SU-2025:02158-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2025 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

SUSE: Security Advisory (SUSE-SU-2025:02122-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2025 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

KLA85426 Multiple vulnerabilities in Mozilla Thunderbird

Multiple vulnerabilities were found in Mozilla Thunderbird. Malicious users can exploit these vulnerabilities to bypass security restrictions, perform cross-site scripting attack, execute arbitrary code, cause denial of service. Below is a complete list of vulnerabilities: 1. Security vulnerabili...

SUSE SLED15: MozillaThunderbird / MozillaThunderbird-translations-common / etc (SUSE-SU-2025:02158-1)

The remote SUSE Linux SLED15 / SLEDSAP15 / SLES15 / SLESSAP15 / openSUSE 15 host has packages installed that are affected by a vulnerability as referenced in the SUSE-SU-2025:02158-1 advisory. Mozilla Thunderbird 128.11.1 - CVE-2025-5986: Unsolicited File Download, Disk Space Exhaustion, and...

SUSE-SU-2025:02158-1 Security update for MozillaThunderbird

This update for MozillaThunderbird fixes the following issues: Mozilla Thunderbird 128.11.1 - CVE-2025-5986: Unsolicited File Download, Disk Space Exhaustion, and Credential Leakage via mailbox:/// Links MFSA 2025-49 bsc1244468...

The vulnerability of the HTTPS-Only Mode mode in the Mozilla Firefox browser allows a hacker to carry out a clickjacking attack.

The vulnerability of the HTTPS-Only Mode mode in the Mozilla Firefox browser is related to information representation errors in the user interface. Exploiting this vulnerability can allow a malicious actor to carry out a clickjacking attack remotely...

The vulnerability of the Mozilla Firefox browser on Android operating systems, related to the use of open redirection, allows attackers to carry out phishing attacks.

The vulnerability of the Mozilla Firefox browser on Android operating systems is related to the use of open redirection during the processing of the querystring parameter. Exploiting this vulnerability allows a remote attacker to carry out phishing attacks...

The vulnerability in the implementation of the TLS protocol by Mozilla Firefox allows a perpetrator to circumvent existing security restrictions and gain unauthorized access to protected information.

The vulnerability in the TLS protocol implementation of Mozilla Firefox is related to errors in the certificate validation process. Exploiting this vulnerability allows a malicious actor to bypass existing security restrictions and gain unauthorized access to protected information...

SUSE SLED15: MozillaThunderbird / MozillaThunderbird-translations-common / etc (SUSE-SU-2025:01946-1)

The remote SUSE Linux SLED15 / SLEDSAP15 / SLES15 / SLESSAP15 / openSUSE 15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2025:01946-1 advisory. Update to Mozilla Thunderbird 128.11 MFSA 2025-46, bsc1243353: - CVE-2025-5262: Double-free in...

The vulnerability of the Mozilla Firefox browser and the Thunderbird email client relates to the execution of operations beyond the buffer in memory, allowing an attacker to execute arbitrary code.

The vulnerability of the Mozilla Firefox browser and the Thunderbird email client is related to the execution of operations beyond the buffer boundaries in memory. Exploiting this vulnerability allows a remote attacker to execute arbitrary code...

CVE-2025-6703

Improper Input Validation vulnerability in Mozilla neqo leads to an unexploitable crash..This issue affects neqo: from 0.4.24 through 0.13.2...

CVE-2025-6703 transport/fc.rs: panic attempting to send MAX_DATA with value larger max varint

Improper Input Validation vulnerability in Mozilla neqo leads to an unexploitable crash..This issue affects neqo: from 0.4.24 through 0.13.2...

CVE-2025-6703

CVE-2025-6703 is a Mozilla neqo issue described as an improper input validation that causes an unexploitable crash in the neqo QUIC implementation. Public documentation confirms affected versions: neqo 0.4.24 through 0.13.2. The connected advisories expand impact scope to multiple Mozilla product...