Why metaphor may dictate your security strategy

Welcome to this week's edition of the Threat Source newsletter. Metaphor is a powerful tool for understanding emerging issues in cybersecurity. Framing the unfamiliar in terms of the well understood helps us remove the burden of extraneous detail to draw focus to the real issues. Recent reports o...

Vulnerabilities found in Apple iOS and iPadOS

Apple has addressed several vulnerabilities in various versions of iOS and iPadOS. Various memory management errors, such as use-after-free, buffer overflows, out-of-bounds reads and writes, integer overflows, race conditions, and insufficient input validation, have been fixed. These errors can...

RHEL 8 : thunderbird (RHSA-2026:39142)

The remote Redhat Enterprise Linux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2026:39142 advisory. Mozilla Thunderbird is a standalone mail and newsgroup client. Security Fixes: firefox: thunderbird: Sandbox escape in the DOM: Workers...

MGASA-2026-0243 Updated thunderbird thunderbird-l10n packages fix security vulnerabilities

The updated packages fix security vulnerabilities: Privilege escalation in the Graphics: WebRender component. CVE-2026-12289 Memory safety bug fixed in Thunderbird ESR 140.12. CVE-2026-12290 Use-after-free in the Networking: HTTP component. CVE-2026-12291 Incorrect boundary conditions in the Web...

SUSE-SU-2026:2814-1 Security update for MozillaFirefox

This update for MozillaFirefox fixes the following issues: - Removed obsolete mozilla-nss-certs and recommends p11-kit-nss-trust bsc1269226 Update to Firefox 140.12.0 ESR MFSA 2026-58, bsc1268071: - CVE-2026-12289: Privilege escalation in the Graphics: WebRender component. - CVE-2026-12290: Memor...

RHEL 10 : firefox (RHSA-2026:36100)

The remote Redhat Enterprise Linux 10 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2026:36100 advisory. Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. Security Fixes: firefox:...

Important: Red Hat Security Advisory: thunderbird security update

An update for thunderbird 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 fr...

Multiple Mozilla products have buffer overflow vulnerabilities (CNVD-2026-26388)

Mozilla Firefox is an open-source web browser. Mozilla Firefox ESR is a extended support version of Firefox the web browser. Mozilla Thunderbird is an email client software that emerged independently from the Mozilla Application Suite. Several Mozilla products have buffer overflow vulnerabilities...

RLSA-2026:29940 Important: thunderbird security update

Mozilla Thunderbird is a standalone mail and newsgroup client. Security Fixes: firefox: thunderbird: Sandbox escape in the DOM: Workers component CVE-2026-12294 firefox: thunderbird: Information disclosure, sandbox escape in the Security: Process Sandboxing component CVE-2026-12313 firefox:...

ALSA-2026:29940 Important: thunderbird security update

Mozilla Thunderbird is a standalone mail and newsgroup client. Security Fixes: firefox: thunderbird: Sandbox escape in the DOM: Workers component CVE-2026-12294 firefox: thunderbird: Information disclosure, sandbox escape in the Security: Process Sandboxing component CVE-2026-12313 firefox:...

SUSE-SU-2026:2582-1 Security update for MozillaFirefox

This update for MozillaFirefox fixes the following issues: Update to Firefox 140.12.0 ESR MFSA 2026-58, bsc1268071: - CVE-2026-12289: Privilege escalation in the Graphics: WebRender component. - CVE-2026-12290: Memory safety bug fixed in Firefox ESR 140.12. - CVE-2026-12291: Use-after-free in the...

Important: firefox security update

Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. Security Fixes: firefox: thunderbird: Sandbox escape in the DOM: Workers component CVE-2026-12294 firefox: thunderbird: Information disclosure, sandbox escape in the Security: Process...

Mozilla Firefox < 152.0

The version of Firefox installed on the remote Windows host is prior to 152.0. It is, therefore, affected by multiple vulnerabilities as referenced in the mfsa2026-57 advisory. - Use-after-free in the Graphics: WebGPU component. This vulnerability was fixed in Firefox 152 and Thunderbird 152...

RLSA-2026:22325 Important: thunderbird security update

Mozilla Thunderbird is a standalone mail and newsgroup client. Security Fixes: firefox: Incorrect boundary conditions in the JavaScript Engine: JIT component CVE-2026-8388 firefox: Other issue in the JavaScript Engine component CVE-2026-8391 firefox: Sandbox escape in the Profile Backup component...

RockyLinux 10 : firefox (RLSA-2026:21380)

The remote RockyLinux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2026:21380 advisory. firefox: Incorrect boundary conditions in the JavaScript Engine: JIT component CVE-2026-8388 firefox: Other issue in the JavaScript Engine component...

Important: Red Hat Security Advisory: thunderbird security update

An update for thunderbird 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 fr...

ALSA-2026:21381 Important: thunderbird security update

Mozilla Thunderbird is a standalone mail and newsgroup client. Security Fixes: firefox: Incorrect boundary conditions in the JavaScript Engine: JIT component CVE-2026-8388 firefox: Other issue in the JavaScript Engine component CVE-2026-8391 firefox: Sandbox escape in the Profile Backup component...

Mozilla’s various products have security vulnerabilities

Mozilla Firefox, among others, are products of the American Mozilla Foundation. Mozilla Firefox is an open-source web browser. Mozilla Firefox ESR is a extended support version of Firefox the web browser. Mozilla Thunderbird is an email client software that emerged independently from the Mozilla...

vulnerabilities found in Apple MacOS

Apple has addressed several vulnerabilities in various versions of macOS including Sequoia, Sonoma, and Tahoe versions. These vulnerabilities involve memory management issues such as buffer overflows, use-after-free errors, out-of-bounds reads and writes, and integer overflows. These...

Sandboxie-Plus security vulnerabilities

Sandboxie-Plus is a sandbox isolation software developed by Sandboxie-Plus Inc. Versions of Sandboxie-Plus 1.17.2 and earlier contain security vulnerabilities. These vulnerabilities stem from the GetRawInputDeviceInfoSlave handler in the SbieSvc proxy service, which has issues with information...