PT-2026-41916

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 151 Firefox ESR versions prior to 140.11 Thunderbird versions prior to 151 Thunderbird versions prior to 140.11 Description A mitigation bypass exists within the DOM security component. Recommendations Update to versi...

PT-2026-41923

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 151 Thunderbird versions prior to 151 Description A mitigation bypass exists within the DOM security component...

RHEL 9 : firefox (RHSA-2026:19201)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:19201 advisory. Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. Security Fixes: firefox:...

Exploit for Incorrect Resource Transfer Between Spheres in Linux Linux_Kernel

CVE-2026-31431 Copy Fail — Análisis y desarrollo en Ensambla...

firefox: thunderbird: Mitigation bypass in the DOM: Security component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Mitigation bypass in the DOM: Security component...

firefox: thunderbird: Mitigation bypass in the File Handling component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Mitigation bypass in the File Handling component...

firefox: thunderbird: Mitigation bypass in the File Handling component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Mitigation bypass in the File Handling component...

firefox: thunderbird: Mitigation bypass in the DOM: Security component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Mitigation bypass in the DOM: Security component...

firefox: thunderbird: Mitigation bypass in the File Handling component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Mitigation bypass in the File Handling component...

firefox: thunderbird: Mitigation bypass in the DOM: Security component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Mitigation bypass in the DOM: Security component...

firefox: thunderbird: Mitigation bypass in the File Handling component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Mitigation bypass in the File Handling component...

firefox: thunderbird: Mitigation bypass in the DOM: Security component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Mitigation bypass in the DOM: Security component...

python: cpython: Python: Arbitrary code execution via command injection in webbrowser.open() API

A flaw was found in the Python webbrowser.open API. If a specially crafted URL containing "%action" is processed, an attacker could bypass a previous mitigation for CVE-2026-4519. This bypass allows for command injection into the underlying shell, potentially leading to arbitrary code execution...

firefox: thunderbird: Mitigation bypass in the File Handling component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Mitigation bypass in the File Handling component...

firefox: thunderbird: Mitigation bypass in the DOM: Security component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Mitigation bypass in the DOM: Security component...

TencentOS Server 4: firefox (TSSA-2026:0292)

The version of Tencent Linux installed on the remote TencentOS Server 4 host is prior to tested version. It is, therefore, affected by multiple vulnerabilities as referenced in the TSSA-2026:0292 advisory. Package updates are available for TencentOS Server 4 that fix the following vulnerabilities...

UBUNTU-CVE-2026-44167

phpseclib is a PHP secure communications library. Prior to 1.0.29, 2.0.54, and 3.0.52, anyone loading untrusted ASN1 files eg. X509 certificates, RSA PKCS8 private or public keys, etc. This is a bypass of CVE-2024-27355. This vulnerability is fixed in 1.0.29, 2.0.54, and 3.0.52...

CVE-2026-44167 phpseclib: CVE-2024-27355 mitigation bypass — OID amplification DoS in ASN1::decodeOID()

phpseclib is a PHP secure communications library. Prior to 1.0.29, 2.0.54, and 3.0.52, anyone loading untrusted ASN1 files eg. X509 certificates, RSA PKCS8 private or public keys, etc. This is a bypass of CVE-2024-27355. This vulnerability is fixed in 1.0.29, 2.0.54, and 3.0.52...

CVE-2026-44167

phpseclib contains a mitigation bypass for CVE-2024-27355 in the OID handling path (ASN1::decodeOID). Prior to versions 1.0.29, 2.0.54, and 3.0.52, loading untrusted ASN.1 data (e.g., X.509 certificates, RSA keys) could trigger a denial-of-service. The vulnerability is fixed in 1.0.29, 2.0.54, an...

firefox: thunderbird: Mitigation bypass in the File Handling component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Mitigation bypass in the File Handling component...