RockyLinux 9 : openssl (RLSA-2026:77396)

The remote RockyLinux 9 host has packages installed that are affected by a vulnerability as referenced in the RLSA-2026:77396 advisory. openssl: compat-openssl: DTLS Retransmits Handshake Messages From a Stale Buffer Offset CVE-2026-84782 Tenable has extracted the preceding description block...

CVE-2026-20127

CVE-2026-20127 Overview An exploit for the Cisco Catalyst SD-WAN Controller authentication bypass vulnerability, CVE-2026-20127. This exploit targets the vbondprocchallengeackack handler. It sends a forged CHALLENGEACKACK message msgtype=10 with an attacker-controlled verifystatus=1 byte, directl...

ssh: Prefix truncation attack on Binary Packet Protocol (BPP)

A flaw was found in the SSH channel integrity. By manipulating sequence numbers during the handshake, an attacker can remove the initial messages on the secure channel without causing a MAC failure. For example, an attacker could disable the ping extension and thus disable the new countermeasure ...

CVE-2025-54939

PoC for QUIC-LEAK CVE-2025-54939 in LSQUIC Overview This PoC highlights CVE-2025-54939, a pre-handshake memory exhaustion Denial of Service vulnerability in the LSQUIC QUIC implementation. The issue, named QUIC-LEAK, was first documented by Imperva:...

CVE-2025-68930

🔍 Analysis of CVE-2025-68930: WebSocket Hijacking Vulnerability in Traccar The CVE-2025-68930 exposes a critical Cross-Site WebSocket Hijacking CSWSH vulnerability in Traccar , the open-source GPS tracking system. Below are the key details: 🛡️ Vulnerability Details Affected endpoint : /api/socket...

openssl: compat-openssl: openssl: Information disclosure via DTLS handshake retransmission

A flaw was found in OpenSSL. The Datagram Transport Layer Security DTLS retransmission mechanism fails to properly handle handshake message writes that are suspended before completion. A remote attacker could exploit this vulnerability during handshake message retransmission, causing OpenSSL to...

openssl: compat-openssl: openssl: Information disclosure via DTLS handshake retransmission

A flaw was found in OpenSSL. The Datagram Transport Layer Security DTLS retransmission mechanism fails to properly handle handshake message writes that are suspended before completion. A remote attacker could exploit this vulnerability during handshake message retransmission, causing OpenSSL to...

CLEANSTART-2026-GT11567 In specific scenarios involving WebSocket handshake redirects to a different origin, the Reactor Netty WebSocket client may leak credentials

Security vulnerability affects the elasticsearch package. In specific scenarios involving WebSocket handshake redirects to a different origin, the Reactor Netty WebSocket client may leak credentials...

Oracle Linux 10 : openssl (ELSA-2026-76918)

The remote Oracle Linux 10 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2026-76918 advisory. 3.5.8-2.0.1 - Replace upstream references Orabug: 34340177 - Update FIPS provider name Orabug: 35824276 1:3.5.8-2 - Fixes DTLS Retransmits Handshake Messages...

RHEL 10 : openssl (RHSA-2026:76918)

The remote Redhat Enterprise Linux 10 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2026:76918 advisory. OpenSSL is a toolkit that implements the Secure Sockets Layer SSL and Transport Layer Security TLS protocols, as well as a full-strength...

CVE-2026-107284

The AsyncHttpClient AHC library allows Java applications to easily execute HTTP requests and asynchronously process HTTP responses. Prior to 3.0.12 and 2.16.1, WebSocketHandler.upgrade aborts a handshake whose Sec-WebSocket-Accept value is missing or invalid but continues into pipeline installati...

CVE-2026-107284 AsyncHttpClient: WebSocket handshake continues after a failed Sec-WebSocket-Accept check

The AsyncHttpClient AHC library allows Java applications to easily execute HTTP requests and asynchronously process HTTP responses. Prior to 3.0.12 and 2.16.1, WebSocketHandler.upgrade aborts a handshake whose Sec-WebSocket-Accept value is missing or invalid but continues into pipeline installati...

EUVD-2026-94644

The AsyncHttpClient AHC library allows Java applications to easily execute HTTP requests and asynchronously process HTTP responses. Prior to 3.0.12 and 2.16.1, WebSocketHandler.upgrade aborts a handshake whose Sec-WebSocket-Accept value is missing or invalid but continues into pipeline installati...

CVE-2026-107284 AsyncHttpClient: WebSocket handshake continues after a failed Sec-WebSocket-Accept check

The AsyncHttpClient AHC library allows Java applications to easily execute HTTP requests and asynchronously process HTTP responses. Prior to 3.0.12 and 2.16.1, WebSocketHandler.upgrade aborts a handshake whose Sec-WebSocket-Accept value is missing or invalid but continues into pipeline installati...

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...

Security update for openssl-3-livepatches

This update for openssl-3-livepatches fixes the following issue: CVE-2026-84782: DTLS Retransmits Handshake Messages From a Stale Buffer Offset bsc1280587. Patch Instructions: To install this SUSE update use the SUSE recommended installation methods like YaST onlineupdate or "zypper patch"...

kernel: vsock/vmci: fix UAF when peer resets connection during handshake

A flaw was found in the vsock/vmci component of the Linux kernel. A remote attacker could exploit a Use-After-Free UAF vulnerability when a peer resets a connection during the handshake process. This occurs because the system incorrectly handles reset packets, leading to a pending socket being le...

CVE-2026-103416

Out-of-bounds write via the TLS 1.3 handshake message cache in NetX Duo in Eclipse ThreadX NetX Duo 6.5.1.202602 allows a handshake message larger than the cache writes past it and on into the rest of the session control block, which holds pointers. A malicious or compromised server can make a TL...

CVE-2026-103416

Out-of-bounds write via the TLS 1.3 handshake message cache in NetX Duo in Eclipse ThreadX NetX Duo 6.5.1.202602 allows a handshake message larger than the cache writes past it and on into the rest of the session control block, which holds pointers. A malicious or compromised server can make a TL...

EUVD-2026-94228

Out-of-bounds write via the TLS 1.3 handshake message cache in NetX Duo in Eclipse ThreadX NetX Duo 6.5.1.202602 allows a handshake message larger than the cache writes past it and on into the rest of the session control block, which holds pointers. A malicious or compromised server can make a TL...