CVE-2026-66079 RabbitMQ: Pre-auth AMQP 1.0 array32 zero-width element DoS

RabbitMQ is a messaging and streaming broker. Prior to versions 3.13.15, 4.0.20, 4.1.11, and 4.2.6, parsearrayprimitive/2 for constructor 0x45 list0 returns an element with byte-width B = 0. The enclosing array32 parser at line 148 reads a 4-byte Count from the wire and loops Count times consumin...

Exploit for Code Injection in Langflow

IBM Langflow P...

artemis-server: artemis-server: Pre-auth topology disclosure via CORE SUBSCRIBE_TOPOLOGY_V2 on channel0

A missing authentication vulnerability was found in Apache ActiveMQ Artemis. The SUBSCRIBETOPOLOGYV2 handler in CoreProtocolManager.LocalChannelHandler.handlePacket processes topology subscription requests on channel0 with zero authentication -- no call to getSecurityStore, no credential...

Exploit for Deserialization of Untrusted Data in Openidentityplatform Openam

CVE-2026-33439 Pre-auth RCE in OpenIdentityPlatform OpenAM vi...

Exploit for Deserialization of Untrusted Data in Openidentityplatform Openam

CVE-2026-33439 — OpenAM Pre-Auth RCE Pre-authentication Remot...

click2shell

markdown Click2Shell — WordPress Pre-Auth RCE Chain PoC...

click2shell-poc

Click2Shell — WordPress Pre-Auth RCE Chain PoC Python proof...

CLEANSTART-2026-KJ02957 pre-authentication attacker could leverage unbounded symbol value caching to cause resource exhaustion leading to denial of service

CVE-2026-66257 affects multiple packages. A pre-authentication attacker could leverage unbounded symbol value caching to cause resource exhaustion leading to denial of service. See references for individual vulnerability details...

CVE-2026-61554

emp3r0r is a C2 designed by Linux users for Linux environments. Prior to version 4.2.5, the httppoll C2 transport accepts attacker-controlled HTTP polling sessions before CBOR MsgAuth authentication is completed. A remote unauthenticated attacker can create arbitrary polling sessions and send...

CVE-2026-61554 emp3r0r has an unauthenticated HTTP Polling DoS

emp3r0r is a C2 designed by Linux users for Linux environments. Prior to version 4.2.5, the httppoll C2 transport accepts attacker-controlled HTTP polling sessions before CBOR MsgAuth authentication is completed. A remote unauthenticated attacker can create arbitrary polling sessions and send...

EUVD-2026-79996

emp3r0r is a C2 designed by Linux users for Linux environments. Prior to version 4.2.5, the httppoll C2 transport accepts attacker-controlled HTTP polling sessions before CBOR MsgAuth authentication is completed. A remote unauthenticated attacker can create arbitrary polling sessions and send...

CVE-2026-61554 emp3r0r has an unauthenticated HTTP Polling DoS

emp3r0r is a C2 designed by Linux users for Linux environments. Prior to version 4.2.5, the httppoll C2 transport accepts attacker-controlled HTTP polling sessions before CBOR MsgAuth authentication is completed. A remote unauthenticated attacker can create arbitrary polling sessions and send...

GHSA-4595-RVPX-4Q34 emp3r0r has an unauthenticated HTTP Polling DoS

Summary The httppoll C2 transport accepts attacker-controlled HTTP polling sessions before CBOR MsgAuth authentication is completed. A remote unauthenticated attacker can create arbitrary polling sessions and send request bodies that are forwarded into the C2 dispatch path. This can consume serve...

emp3r0r has an unauthenticated HTTP Polling DoS

Summary The httppoll C2 transport accepts attacker-controlled HTTP polling sessions before CBOR MsgAuth authentication is completed. A remote unauthenticated attacker can create arbitrary polling sessions and send request bodies that are forwarded into the C2 dispatch path. This can consume serve...

CVE-2026-46495 OpenDJ Pre-Auth RCE via Java Deserialization in JMX RMI

OpenDJ is an LDAPv3 compliant directory service. Prior to 5.1.1, the JMX RMI connector in opendj-server-legacy/src/main/java/org/opends/server/protocols/jmx/RmiConnector.java processes attacker-controlled credential objects before authentication without a restrictive...

CVE-2026-46495 OpenDJ Pre-Auth RCE via Java Deserialization in JMX RMI

OpenDJ is an LDAPv3 compliant directory service. Prior to 5.1.1, the JMX RMI connector in opendj-server-legacy/src/main/java/org/opends/server/protocols/jmx/RmiConnector.java processes attacker-controlled credential objects before authentication without a restrictive...

CVE-2026-45051 OpenAM Pre-auth RCE via Java Deserialization in WebAuthn Authenticator Storage

Open Access Management OpenAM is an access management solution. Prior to 16.1.1, WebAuthnAuthentication loads a serialized AuthenticatorImpl object graph from the configured userAttribute through loadAuthenticators without an ObjectInputFilter. Exploitation requires the WebAuthn flow to be...

CVE-2026-45051 OpenAM Pre-auth RCE via Java Deserialization in WebAuthn Authenticator Storage

Open Access Management OpenAM is an access management solution. Prior to 16.1.1, WebAuthnAuthentication loads a serialized AuthenticatorImpl object graph from the configured userAttribute through loadAuthenticators without an ObjectInputFilter. Exploitation requires the WebAuthn flow to be...

CVE-2026-45051 OpenAM Pre-auth RCE via Java Deserialization in WebAuthn Authenticator Storage

Open Access Management OpenAM is an access management solution. Prior to 16.1.1, WebAuthnAuthentication loads a serialized AuthenticatorImpl object graph from the configured userAttribute through loadAuthenticators without an ObjectInputFilter. Exploitation requires the WebAuthn flow to be...

CVE-2026-45052 OpenAM Pre-auth User Profile Tampering via Anonymous SOAP Authn in Liberty IDPP/Discovery Endpoints

Open Access Management OpenAM is an access management solution. Prior to 16.1.1, the Liberty Web Services SOAP receiver permits unauthenticated remote requests to write persistent entries through SOAPReceiver and DiscoveryService into a user's Liberty Discovery store and the shared root-realm...