CVE-2026-10702

CVE-2026-10702 JIT miscompilation in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 151.0.3. Donate Support the maintenance of this project with PayPal or by scanning the QR code below. ⚡ Simple Usage Use this project only in safe and authorized environments such as...

CVE-2026-2764-but-with-wasm

CVE-2026-2764, but with wasm Status: analysis + validated PoC. Primitive weaponization in progress. A WasmBlazeFox-style chain built on a 2026 bug this time: CVE-2026-2764, an IonMonkey/baseline "JIT miscompilation + use-after-free" in the JavaScript Engine: JIT component, fixed in Firefox 148 MF...

CVE-2026-2766-but-with-wasm

CVE-2026-2766, but with wasm Status: validated crash PoC with demonstrated control-flow hijack crashpc = freed-cell poison 0xcdcdcdcdcdcdcdcd under the debug shell — the engine jumps to a pointer read out of the freed ICScript. Remaining work: control the reclaimed bytes. See research/README.md. ...

RLSA-2026:80674 Important: thunderbird security update

Mozilla Thunderbird is a standalone mail and newsgroup client. Security Fixes: firefox: thunderbird: Use-after-free in the Graphics: Canvas2D component CVE-2026-100832 firefox: Use-after-free in the Layout: Text and Fonts component CVE-2026-100784 firefox: thunderbird: Privilege escalation in the...

thunderbird security update

An update is available for thunderbird. This update affects Rocky Linux 10. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list Mozilla Thunderbird is a standalone mail and newsgroup client. Security...

RLSA-2026:80694 Important: thunderbird security update

Mozilla Thunderbird is a standalone mail and newsgroup client. Security Fixes: firefox: thunderbird: Use-after-free in the Graphics: Canvas2D component CVE-2026-100832 firefox: Use-after-free in the Layout: Text and Fonts component CVE-2026-100784 firefox: thunderbird: Privilege escalation in the...

SUSE SLES16: MozillaFirefox / MozillaFirefox-devel / etc (SUSE-SU-2026:24260-1)

The remote SUSE Linux SLES16 / SLESSAP16 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:24260-1 advisory. Firefox Extended Support Release 153.5.0 ESR MFSA 2026-108, bsc1284493: - CVE-2026-109704: Privilege escalation in the Application...

openSUSE 16: MozillaFirefox / MozillaFirefox-branding-upstream / etc (openSUSE-SU-2026:22139-1)

The remote openSUSE 16 host has packages installed that are affected by multiple vulnerabilities as referenced in the openSUSE-SU-2026:22139-1 advisory. Firefox Extended Support Release 153.5.0 ESR MFSA 2026-108, bsc1284493: - CVE-2026-109704: Privilege escalation in the Application Update...

Security update for MozillaFirefox

This update for MozillaFirefox fixes the following issues: Firefox Extended Support Release 153.5.0 ESR MFSA 2026-108, bsc1284493: CVE-2026-109704: Privilege escalation in the Application Update component. CVE-2026-109705: Sandbox escape, site isolation issue due to incorrect boundary conditions,...

Security update for MozillaFirefox

This update for MozillaFirefox fixes the following issues: Firefox Extended Support Release 153.5.0 ESR MFSA 2026-108, bsc1284493: CVE-2026-109704: Privilege escalation in the Application Update component. CVE-2026-109705: Sandbox escape, site isolation issue due to incorrect boundary conditions,...

Important: Red Hat Security Advisory: thunderbird security update

An update for thunderbird is now available for Red Hat Enterprise Linux 9.6 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...

firefox: thunderbird: JIT miscompilation in the JavaScript: WebAssembly component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: JIT miscompilation in the JavaScript: WebAssembly component...

Important: Red Hat Security Advisory: thunderbird security update

An update for thunderbird is now available for Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support and Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On. Red Hat Product Security has rated this update as having a security impact of Important. A Common...

firefox: thunderbird: JIT miscompilation in the JavaScript: WebAssembly component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: JIT miscompilation in the JavaScript: WebAssembly component...

Important: Red Hat Security Advisory: thunderbird security update

An update for thunderbird is now available for Red Hat Enterprise Linux 9.4 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: JIT miscompilation in the JavaScript: WebAssembly component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: JIT miscompilation in the JavaScript: WebAssembly component...

Important: Red Hat Security Advisory: thunderbird security update

An update for thunderbird is now available for Red Hat Enterprise Linux 9.2 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: JIT miscompilation in the JavaScript: WebAssembly component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: JIT miscompilation in the JavaScript: WebAssembly component...

Important: Red Hat Security Advisory: thunderbird security update

An update for thunderbird is now available for Red Hat Enterprise Linux 10.0 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 availabl...

firefox: thunderbird: JIT miscompilation in the JavaScript: WebAssembly component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: JIT miscompilation in the JavaScript: WebAssembly component...