Exploit for Authentication Bypass Using an Alternate Path or Channel in Citrix Netscaler_Application_Delivery_Controller

Citrix NetScaler SAML nFactor Context Authentication Bypass —...

CVE-2026-88289 GV-LPC2011/LPC2211 - Multiple Pre-Authentication Stack Buffer Overflows in VLSVR Request Handlers

GeoVision GV-LPC2211 V1.14 260903 fails to validate attacker-controlled variable-length fields before copying them into fixed-size stack buffers in multiple VLSVR request handlers, allowing an unauthenticated remote attacker to crash the VLSVR service...

CVE-2026-88289 GV-LPC2011/LPC2211 - Multiple Pre-Authentication Stack Buffer Overflows in VLSVR Request Handlers

GeoVision GV-LPC2211 V1.14 260903 fails to validate attacker-controlled variable-length fields before copying them into fixed-size stack buffers in multiple VLSVR request handlers, allowing an unauthenticated remote attacker to crash the VLSVR service...

CVE-2026-88289

GeoVision GV-LPC2211 V1.14 (260903) (also referenced as GV-LPC2011) is affected by multiple pre-authentication stack buffer overflows in its VLSVR request handlers . The root cause is a failure to validate attacker-controlled variable-length fields before copying them into fixed-size stack buffer...

Exploit for CVE-2026-53519

Lab CVE-2026-53519 - Nezha Dashboard pre-auth path traversal...

Exploit for Heap-based Buffer Overflow in F5 Nginx_Gateway_Fabric

CVE-2026-42533 Lab — NGINX Two-Pass Capture Clobbering RCE...

CVE-2026-67593

An unauthenticated network attacker can delete arbitrary durable queues on any Apache Artemis broker with OpenWire protocol enabled default. The processRemoveSubscription method executes pre-authentication with no authorization check, and uses the internal destroyQueueSimpleString overload that...

CVE-2026-49363

Apache ActiveMQ Artemis is vulnerable to a pre-authentication topology disclosure vulnerability due to a missing authentication check in the SUBSCRIBE_TOPOLOGY_V2 handler within CoreProtocolManager.LocalChannelHandler.handlePacket() . An unauthenticated attacker can send a single 5-byte packet vi...

CVE-2026-49363 Apache Artemis, Apache ActiveMQ Artemis: Pre-Authentication Information Disclosure in CORE Protocol Topology Subscription

An unauthenticated remote attacker connecting with the CORE protocol can discover cluster node details by sending a SUBSCRIBETOPOLOGY request prior to authentication. This issue affects Apache Artemis: from 2.50.0 through 2.56.0; Apache ActiveMQ Artemis: from 1.0.0 through 2.44.0. Users are...

CVE-2026-49363 Apache Artemis, Apache ActiveMQ Artemis: Pre-Authentication Information Disclosure in CORE Protocol Topology Subscription

An unauthenticated remote attacker connecting with the CORE protocol can discover cluster node details by sending a SUBSCRIBETOPOLOGY request prior to authentication. This issue affects Apache Artemis: from 2.50.0 through 2.56.0; Apache ActiveMQ Artemis: from 1.0.0 through 2.44.0. Users are...

CVE-2026-49364 Apache Artemis, Apache Artemis, Apache ActiveMQ Artemis, Apache ActiveMQ Artemis: Pre-Authentication Cluster Credential Exposure to Discovered Peers

An unauthenticated network-adjacent attacker can leverage discovery to capture cluster administrative credentials during the initial cluster connection handshake. This issue affects Apache Artemis: from 2.50.0 through 2.56.0; Apache ActiveMQ Artemis: from 1.0.0 through 2.44.0. Users are recommend...

CVE-2026-49364

Apache Artemis and JGroups lack sufficient access controls, allowing an unauthenticated network-adjacent attacker to spoof a password request in JGroups . This vulnerability enables an attacker to capture cluster administrative credentials during the initial connection handshake and gain manage-l...

CVE-2026-49364 Apache Artemis, Apache Artemis, Apache ActiveMQ Artemis, Apache ActiveMQ Artemis: Pre-Authentication Cluster Credential Exposure to Discovered Peers

An unauthenticated network-adjacent attacker can leverage discovery to capture cluster administrative credentials during the initial cluster connection handshake. This issue affects Apache Artemis: from 2.50.0 through 2.56.0; Apache ActiveMQ Artemis: from 1.0.0 through 2.44.0. Users are recommend...

CVE-2026-67593 Apache Artemis, Apache Artemis, Apache ActiveMQ Artemis, Apache ActiveMQ Artemis: Pre-authentication Openwire protocol handling can result in queue deletion

A remote attacker can craft an Openwire RemoveSubscriptionInfo command to cause the deletion of a queue on the Artemis broker before the connection authentication and authorization stage or at any time thereafter. This issue affects Apache Artemis: from 2.50.0 through 2.56.0; Apache ActiveMQ...

CVE-2026-67593

An unauthenticated network attacker can delete arbitrary durable queues on an Apache Artemis broker (or Apache ActiveMQ Artemis ) with the OpenWire protocol enabled. The vulnerability exists because the processRemoveSubscription() method executes pre-authentication without authorization checks, u...

CVE-2026-67593 Apache Artemis, Apache Artemis, Apache ActiveMQ Artemis, Apache ActiveMQ Artemis: Pre-authentication Openwire protocol handling can result in queue deletion

A remote attacker can craft an Openwire RemoveSubscriptionInfo command to cause the deletion of a queue on the Artemis broker before the connection authentication and authorization stage or at any time thereafter. This issue affects Apache Artemis: from 2.50.0 through 2.56.0; Apache ActiveMQ...

EUVD-2026-75245

A remote attacker can craft an Openwire RemoveSubscriptionInfo command to cause the deletion of a queue on the Artemis broker before the connection authentication and authorization stage or at any time thereafter. This issue affects Apache Artemis: from 2.50.0 through 2.56.0; Apache ActiveMQ...

PT-2026-89273

A remote attacker can craft an Openwire RemoveSubscriptionInfo command to cause the deletion of a queue on the Artemis broker before the connection authentication and authorization stage or at any time thereafter. This issue affects Apache Artemis: from 2.50.0 through 2.56.0; Apache ActiveMQ...

389-ds:1.4 security, bug fix, and enhancement update

1.4.3.39-28 - Bump version to 1.4.3.39-28 - Resolves: RHEL-222326 - EMBARGOED CVE-2026-18453 389-ds:1.4/389-ds-base: 389-ds-base: pre-authentication NULL pointer dereference via paged results and USEONEBACKEND control in opsharedsearch rhel-8.10.z - Resolves: RHEL-220511 - EMBARGOED CVE-2026-1835...

Oracle Linux 8 : ELSA-2026-64791-0: / 389-ds:1.4 (ELSA-2026-647910)

The remote Oracle Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-647910 advisory. - Resolves: RHEL-222326 - EMBARGOED CVE-2026-18453 389-ds:1.4/389-ds-base: 389-ds-base: pre-authentication NULL pointer dereference via paged results...