Project CAV3RN continues: Google Apps Script as C2 relay and DNS-based C2 channel selection

Project CAV3RN is a modular espionage framework used against targets in Israel. This report expands on two earlier publications: the first was published in June 2026 as part of our Kaspersky Threat Intelligence Reporting service, and the second was published on Securelist the following month,...

Security update for python312

This update for python312 fixes the following issues: Security issues fixed: CVE-2026-0864: improper handling of line-ending characters can lead to configuration file injection when the configparser module is used bsc1269066. CVE-2026-3276: quadratic complexity in unicodedata.normalize can lead t...

SUSE-SU-2026:3569-1 Security update for python312

This update for python312 fixes the following issues: Security issues fixed: - CVE-2026-0864: improper handling of line-ending characters can lead to configuration file injection when the configparser module is used bsc1269066. - CVE-2026-3276: quadratic complexity in unicodedata.normalize can le...

Exploit for Use After Free in Mozilla Firefox

CVE-2026-2766, but with wasm Status: validated crash PoC U...

Exploit for Use After Free in Mozilla Firefox

CVE-2026-2764, but with wasm Status: analysis + validated P...

nginx 1.27.0 MP4 Module Denial of Service

A proof of concept exploit for a denial of service vulnerability in nginx version 1.27.0. A 32-bit integer overflow in the ngxhttpmp4module MP4 processing code can cause an out-of-bounds read when processing a specially crafted MP4 file, resulting in a segmentation fault and termination of the...

Joomla Fabrik 4.6.6 Remote Code Execution

A proof of concept exploit for an unauthenticated remote code execution vulnerability in Fabrik version 4.6.6. The vulnerability exists in the Joomla Fabrik component's calc element, where attacker-controlled request values can be substituted directly into a site-defined formula that is...

RHEL 9 : thunderbird (RHSA-2026:53475)

The remote Redhat Enterprise Linux 9 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2026:53475 advisory. Mozilla Thunderbird is a standalone mail and newsgroup client. Security Fixes: firefox: thunderbird: Site isolation issue in the DOM:...

RHEL 8 : thunderbird (RHSA-2026:53455)

The remote Redhat Enterprise Linux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2026:53455 advisory. Mozilla Thunderbird is a standalone mail and newsgroup client. Security Fixes: firefox: thunderbird: Site isolation issue in the DOM:...

RHEL 8 : thunderbird (RHSA-2026:53453)

The remote Redhat Enterprise Linux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2026:53453 advisory. Mozilla Thunderbird is a standalone mail and newsgroup client. Security Fixes: firefox: thunderbird: Site isolation issue in the DOM:...

RHEL 9 : thunderbird (RHSA-2026:53444)

The remote Redhat Enterprise Linux 9 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2026:53444 advisory. Mozilla Thunderbird is a standalone mail and newsgroup client. Security Fixes: firefox: thunderbird: Site isolation issue in the DOM:...

RHEL 9 : thunderbird (RHSA-2026:53446)

The remote Redhat Enterprise Linux 9 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2026:53446 advisory. Mozilla Thunderbird is a standalone mail and newsgroup client. Security Fixes: firefox: thunderbird: Site isolation issue in the DOM:...

RHEL 8 : thunderbird (RHSA-2026:53454)

The remote Redhat Enterprise Linux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2026:53454 advisory. Mozilla Thunderbird is a standalone mail and newsgroup client. Security Fixes: firefox: thunderbird: Site isolation issue in the DOM:...

RHEL 10 : thunderbird (RHSA-2026:53445)

The remote Redhat Enterprise Linux 10 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2026:53445 advisory. Mozilla Thunderbird is a standalone mail and newsgroup client. Security Fixes: firefox: thunderbird: Site isolation issue in the DOM:...

[SECURITY] [DLA 4729-1] nss security update

Debian LTS Advisory DLA-4729-1 [email protected] https://www.debian.org/lts/security/ Jochen Sprickerhof August 10, 2026 https://wiki.debian.org/LTS Package : nss Version : 3.61-1+deb11u7 2:3.87.1-1+deb12u4 CVE ID : CVE-2026-16389 Tomoya Nakanishi discovered a flaw in nss, the Mozilla...

Security update for MozillaThunderbird

This update for MozillaThunderbird fixes the following issues: Update to Mozilla Thunderbird 140.13. - MFSA 2026-72 bsc1271649 CVE-2026-14899: Off-by-one out of bounds read in MIME header parser for forwarding CVE-2026-15718: Invalid pointer in the JavaScript: WebAssembly component CVE-2026-15719...

SUSE-SU-2026:3546-1 Security update for MozillaThunderbird

This update for MozillaThunderbird fixes the following issues: Update to Mozilla Thunderbird 140.13. - MFSA 2026-72 bsc1271649 CVE-2026-14899: Off-by-one out of bounds read in MIME header parser for forwarding CVE-2026-15718: Invalid pointer in the JavaScript: WebAssembly component CVE-2026-15719...

Security Bulletin:Vulnerability in Netty affects IBM Netezza Appliance

Summary The Netty package is used by IBM Netezza Appliance. IBM Netezza Appliance has addressed the applicable CVEsCVE-2026-11525, CVE-2026-12151, CVE-2026-6733, CVE-2026-6734, CVE-2026-9678, CVE-2026-9679, CVE-2026-9697 Vulnerability Details CVEID:CVE-2026-11525 DESCRIPTION: Impact: When undici...

Exploit for Out-of-bounds Write in Mozilla Firefox

CVE-2024-29943, but with wasm Because chaining a real Pwn2O...

The vulnerability of the IP Protection component in the Firefox web browser and the Thunderbird email client allows attackers to access confidential data.

The vulnerability of the IP Protection component in the Firefox web browser and the Thunderbird email client relates to the disclosure of information. Exploiting this vulnerability can allow a remote attacker to gain access to confidential data...