CVE-2026-106464

nxsecurex509parsesignaturedata computes the certificate signature's length as tlvlength - 1 without first checking that tlvlength is non-zero. A certificate whose signature is an empty ASN.1 BIT STRING therefore parses successfully and leaves the certificate holding a signature length of 0xFFFFFF...

cve-2019-13132-lab

CVE-2019-13132 — libzmq CURVE INITIATE stack overflow → RCE lab End-to-end working RCE exploit + reproducible lab for CVE-2019-13132 , a stack buffer overflow in libzmq's CURVE INITIATE handshake handler. An attacker who knows the server's long-term public key a public parameter by design can...

curl: curl: wolfSSL public-key pinning bypass

A flaw was found in curl. This vulnerability allows a malicious server to bypass public key pinning when curl is built with the wolfSSL backend. By presenting a specially crafted certificate with a manipulated validity length field, the attacker can trick curl into improperly re-parsing the...

wolfSSL public-key pinning bypass

When built with wolfSSL, curl can successfully validate a pinned public key hash against a key the TLS peer does not possess. During the TLS handshake, wolfSSL validates the connection, but curl's subsequent re-parsing of the same certificate - tricked by a manipulated validity length field -...

CURL-CVE-2026-87866 wolfSSL public-key pinning bypass

When built with wolfSSL, curl can successfully validate a pinned public key hash against a key the TLS peer does not possess. During the TLS handshake, wolfSSL validates the connection, but curl's subsequent re-parsing of the same certificate - tricked by a manipulated validity length field -...

Security update for libtcnative-2-0

This update for libtcnative-2-0 fixes the following issues: CVE-2026-86243: buffer overread during the TLS handshake permits a malicious user to trigger a DoS via a JVM crash bsc1282623. CVE-2026-86246: insecure ALLOWCLIENTRENEGOTIATION, NOEXTENDEDMASTERSECRET, IGNOREUNEXPECTEDEOF and ALLOWNODHEK...

SUSE-SU-2026:4658-1 Security update for libtcnative-2-0

This update for libtcnative-2-0 fixes the following issues: - CVE-2026-86243: buffer overread during the TLS handshake permits a malicious user to trigger a DoS via a JVM crash bsc1282623. - CVE-2026-86246: insecure ALLOWCLIENTRENEGOTIATION, NOEXTENDEDMASTERSECRET, IGNOREUNEXPECTEDEOF and...

CVE-2026-87866

When built with wolfSSL, curl can successfully validate a pinned public key hash against a key the TLS peer does not possess. During the TLS handshake, wolfSSL validates the connection, but curl's subsequent re-parsing of the same certificate, tricked by a manipulated validity length field,...

CVE-2026-20127-Exploit-Extension

Executive Summary The CVE-2026-20127 Defensive Companion is a premier, enterprise-grade Browser Extension engineered for proactive threat intelligence and defensive analysis. This tool encapsulates authoritative technical research concerning the authentication bypass vulnerability in the Cisco...

PT-2026-114422

Name of the Vulnerable Software and Affected Versions curl versions prior to 8.23.0-1.1 Description When built with wolfSSL, curl may incorrectly validate a pinned public key hash against a key that the TLS peer does not possess. This occurs during the TLS handshake when wolfSSL validates the...

CVE-2026-6060-QUIC-Handshake-Amplification-via-Address-Validation-Bypass

CVE-2026-6060 – QUIC Handshake Amplification via Address Validation Bypass Program Code Python simulation quicserversim.py - Vulnerable QUIC server simulated handshake import socket def sendquicinitialconn, addr, serversalt: Respond with a large "server hello" without validating source address In...

compat-openssl11 security update

An update is available for compat-openssl11. This update affects Rocky Linux 9. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list The OpenSSL toolkit provides support for secure communications betwe...

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-2026-30784-rustdesk-poc

CVE-2026-30784-rustdesk-poc CVE-2026-30784: RustDesk hbbs Traffic Amplification PoC & PCAP Analysis Key Findings Key Finding: Enforcing key-based authentication -k does not prevent this amplification attack, because the amplification response is triggered during the unauthenticated initial...

DEBIAN-CVE-2026-109245

FreeRDP 3.0.0 before 3.32.0 contains an improper certificate validation vulnerability in freerdphttprequest in libfreerdp/utils/http.c that completes TLS handshakes without verifying the server certificate chain. On-path attackers can impersonate login.microsoftonline.com in the Azure AD...

CVE-2026-109245

FreeRDP 3.0.0 before 3.32.0 contains an improper certificate validation vulnerability in freerdphttprequest in libfreerdp/utils/http.c that completes TLS handshakes without verifying the server certificate chain. On-path attackers can impersonate login.microsoftonline.com in the Azure AD...

CVE-2026-109245

Versions of FreeRDP 3.0.0 before 3.32.0 are vulnerable to an improper certificate validation flaw within the freerdp_http_request() function located in libfreerdp/utils/http.c. The root cause is that the software completes TLS handshakes without verifying the server certificate chain. This allows...

EUVD-2026-97689

FreeRDP 3.0.0 before 3.32.0 contains an improper certificate validation vulnerability in freerdphttprequest in libfreerdp/utils/http.c that completes TLS handshakes without verifying the server certificate chain. On-path attackers can impersonate login.microsoftonline.com in the Azure AD...

CVE-2026-109245 FreeRDP 3.0.0 before 3.32.0 Improper Certificate Validation in freerdp_http_request

FreeRDP 3.0.0 before 3.32.0 contains an improper certificate validation vulnerability in freerdphttprequest in libfreerdp/utils/http.c that completes TLS handshakes without verifying the server certificate chain. On-path attackers can impersonate login.microsoftonline.com in the Azure AD...

CVE-2026-109245

FreeRDP 3.0.0 before 3.32.0 contains an improper certificate validation vulnerability in freerdphttprequest in libfreerdp/utils/http.c that completes TLS handshakes without verifying the server certificate chain. On-path attackers can impersonate login.microsoftonline.com in the Azure AD...