CVE-2026-8932

🚨 CVE-2026-8932 - The Oldest libcurl Security Bug Incomplete mTLS Configuration Matching in libcurl The oldest security vulnerability ever fixed in libcurl—remaining unnoticed for over 25 years. 📖 Overview CVE-2026-8932 is a security vulnerability in libcurl where the library may incorrectly reus...

CVE-2026-71297

A flaw was found in the maestro gRPC broker. This vulnerability allows a remote attacker, with a valid client certificate, to bypass authentication. This bypass enables the attacker to subscribe to other consumers' event streams, leading to unauthorized information disclosure, or to publish forge...

phantom-grid

Phantom Grid - Enterprise Zero Trust Network Access ZTNA Phantom Grid is a next-generation Zero Trust Network Access ZTNA and active defense system. It operates at both the Kernel Level eBPF and Application Level mTLS to transform Linux servers into a robust, deceptive attack surface. Built for...

CVE-2026-8932-PoC

CVE-2026-8932 PoC Proof-of-concept reproduction of CVE-2026-8932 , an incomplete mTLS configuration matching issue in libcurl connection reuse. Overview CVE-2026-8932 affects libcurl's connection reuse logic when mutual TLS mTLS configuration changes between requests. Under vulnerable conditions,...

secret_handshake

Secret Handshake - A Malware C2 Channel Using x509 Certs Over mTLS Motivation First off, why would I open source this? MITRE ATT&CK only talks about stolen or self-signed certs, and NDRs as far as I can tell pay very little attention to the content of x509 certificates outside of who is the issui...

UAP-protocol

██╗ ██╗ █████╗ ██████╗ ██║ ██║██╔══██╗██╔══██╗ ██║ ██║███████║██████╔╝ ██║ ██║██╔══██║██╔═══╝ ╚██████╔╝██║ ██║██║ ╚═════╝ ╚═╝ ╚═╝╚═╝ Universal Agent Protocol A unified, security-first wire protocol for tool access, agent coordination, and structured RPC. Built to close CVE-2025-49596 and the clas...

C2-and-Post-Exploitation-Framework

Capstone Docker Lab Overview and Purpose The victim browses to a hosted webpage. The exploit initiates via shellcode embedded in utils.js runs client-side in the victim's browser via CVE-2021-21220. The shellcode runs on the victim's machine, calls the HTTPS delivery server, downloads...

safe-check-CVE-2025-23419

Safe Check CVE-2025-23419 - NGINX mTLS Session Resumption Repository with a safe validation script for CVE-2025-23419 , a vulnerability related to NGINX , mTLS , and TLS session resumption. The script performs a heuristic check to identify possible exposure to the flaw, without executing active...

Security Bulletin: IBM Operational Decision Manager for Sept 2026 - Multiple CVEs addressed

Summary In addition to many updates of operating system level packages, the following security vulnerabilities are addressed with IBM Operational Decision Manager Vulnerability Details CVEID:CVE-2026-87822 DESCRIPTION: t-digest versions 3.1 through 3.3 fail to validate centroid means during...

CentOS Linux 8.5 [TuxCare] Security Update: curl / curl-minimal / libcurl / libcurl-devel / libcurl-minimal (CENTOS8.5:CLSA-2026:1786092535)

The CentOS Linux 8.5 host has packages installed that are affected by a vulnerability as referenced in the TuxCare CENTOS8.5:CLSA-2026:1786092535 advisory. - libcurl would reuse a previously created connection even when some mTLS config related option had been changed that should have prohibited...

AlmaLinux 9.2 [TuxCare] Security Update: curl / curl-minimal / libcurl / libcurl-devel / libcurl-minimal Multiple Vulnerabilities (ALMALINUX9.2:CLSA-2026:1785925784)

The AlmaLinux 9.2 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare ALMALINUX9.2:CLSA-2026:1785925784 advisory. - When reusing a libcurl handle for sequential transfers driven by environment-variable proxy configuration, libcurl fails to clear...

AlmaLinux 9.6 [TuxCare] Security Update: curl / curl-minimal / libcurl / libcurl-devel / libcurl-minimal Multiple Vulnerabilities (ALMALINUX9.6:CLSA-2026:1785925031)

The AlmaLinux 9.6 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare ALMALINUX9.6:CLSA-2026:1785925031 advisory. - When reusing a libcurl handle for sequential transfers driven by environment-variable proxy configuration, libcurl fails to clear...

Rocky Linux 9.6 [TuxCare] Security Update: curl / curl-minimal / libcurl / libcurl-devel / libcurl-minimal Multiple Vulnerabilities (ALMALINUX9.6:CLSA-2026:1785925031)

The Rocky Linux 9.6 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare ALMALINUX9.6:CLSA-2026:1785925031 advisory. - When reusing a libcurl handle for sequential transfers driven by environment-variable proxy configuration, libcurl fails to clea...

CVE-2026-29145-Everything

CVE-2026-29145 Everything Apache Tomcat CLIENTCERT + OCSP soft-fail bypass complete reproduction environment, exploit traffic captures, and Suricata detection rule writing materials. For authorized security research and detection rule development only. Do not use on unauthorized systems...

CVE-2024-43468_mTLS_go

CVE-2024-43468 SCCM SQL Injection Exploit mTLS client certs from MacOS keychain version Go implementation of CVE-2024-43468 exploit that uses macOS Keychain for mTLS authentication without need to export keys from keychain. Additionally: Added proxy support to not use problematic proxychains. Add...

CentOS Linux 8 [TuxCare] Security Update: curl / curl-minimal / libcurl / libcurl-devel / libcurl-minimal (CENTOS-STREAM8:CLSA-2026:1786034295)

The CentOS Linux 8 host has packages installed that are affected by a vulnerability as referenced in the TuxCare CENTOS- STREAM8:CLSA-2026:1786034295 advisory. - libcurl would reuse a previously created connection even when some mTLS config related option had been changed that should have...

CentOS Linux 6 [TuxCare] Security Update: curl / libcurl / libcurl-devel Multiple Vulnerabilities (CENTOS6:CLSA-2026:1787062885)

The CentOS Linux 6 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare CENTOS6:CLSA-2026:1787062885 advisory. - When reusing a libcurl handle for sequential transfers driven by environment-variable proxy configuration, libcurl fails to clear the...

CentOS Linux 8.4 [TuxCare] Security Update: curl / curl-minimal / libcurl / libcurl-devel / libcurl-minimal (CENTOS8.4:CLSA-2026:1786034027)

The CentOS Linux 8.4 host has packages installed that are affected by a vulnerability as referenced in the TuxCare CENTOS8.4:CLSA-2026:1786034027 advisory. - libcurl would reuse a previously created connection even when some mTLS config related option had been changed that should have prohibited...

CentOS Linux 7 [TuxCare] Security Update: curl / libcurl / libcurl-devel Multiple Vulnerabilities (CENTOS7:CLSA-2026:1786028705)

The CentOS Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare CENTOS7:CLSA-2026:1786028705 advisory. - When reusing a libcurl handle for sequential transfers driven by environment-variable proxy configuration, libcurl fails to clear the...

GO-2026-6508 OpenTelemetry-Go: Log gRPC exporter ignores env TLS certs, bypassing mTLS/pinning in go.opentelemetry.io/otel/exporters/otlp/otlplog/otlploggrpc

OpenTelemetry-Go: Log gRPC exporter ignores env TLS certs, bypassing mTLS/pinning in go.opentelemetry.io/otel/exporters/otlp/otlplog/otlploggrpc...