CVE-2026-63310

NLTK (Natural Language Toolkit) versions before 3.9.3 contain a missing post-download integrity verification flaw in the downloader module . After downloading packages, the module fails to validate file integrity before extraction. An attacker positioned for a man-in-the-middle attack or performi...

CVE-2026-62243 Netty 4.2.0 through 4.2.16 TLS Hostname Verification Bypass

Netty io.netty:netty-handler versions from 4.2.0.Final through 4.2.16.Final and versions through 4.1.136.Final disable TLS hostname verification on the SslProvider.OPENSSL client path when a plain non-extended X509TrustManager is used and Unsafe-based trust-manager wrapping is unavailable Java 25...

CVE-2026-53583 libgit2: Inverted IP SubjectAltName Comparison in OpenSSL Backend

libgit2 is a portable C implementation of the Git core methods provided as a linkable library with a solid API, allowing to build Git functionality into your application. Prior to 1.8.6 and 1.9.5, verifyservercert in src/libgit2/streams/openssl.c uses an inverted !!memcmp result in the GENIPADD...

CVE-2026-66787

In Red Hat Advanced Cluster Management for Kubernetes, the lighthouse component fails to validate IP addresses in EndpointSlice objects. A compromised spoke cluster can publish attacker-controlled IPs, causing other clusters' lighthouse DNS to resolve legitimate cross-cluster service names to mal...

CVE-2026-54481

A flaw was found in Gitea. The internal API HTTP client is configured to skip Transport Layer Security TLS certificate verification, which is an insecure practice. A remote attacker on the same network segment could exploit this vulnerability to perform man-in-the-middle MITM attacks. This allows...

CVE-2026-66787

A flaw was found in the lighthouse component of Red Hat Advanced Cluster Management for Kubernetes. This vulnerability stems from insufficient validation of advertised IP addresses within EndpointSlice objects. A compromised spoke cluster can exploit this by creating EndpointSlices with...

CVE-2026-76403

In Splunk Connect for Kafka versions below 2.2.7, an unauthenticated user positioned in the network path could read or alter all relevant data sent from the connector when Kerberos authentication is used with Hypertext Transfer Protocol HTTP Event Collector in Splunk Enterprise. The vulnerability...

CVE-2026-50578

ePA 3.x Integration implements the authorization workflow and writes Medical Information Objects to Germany's electronic patient record. Prior to 1.3.0, ePA 3.x Integration disables TLS certificate verification for both ePA connections in app/vau/VAUProtokoll.py and Konnektor connections in...

CVE-2026-50578 ePA 3.x Integration: TLS Certificate Verification Universally Disabled

ePA 3.x Integration implements the authorization workflow and writes Medical Information Objects to Germany's electronic patient record. Prior to 1.3.0, ePA 3.x Integration disables TLS certificate verification for both ePA connections in app/vau/VAUProtokoll.py and Konnektor connections in...

EUVD-2026-61055

ePA 3.x Integration implements the authorization workflow and writes Medical Information Objects to Germany's electronic patient record. Prior to 1.3.0, ePA 3.x Integration performs VAU server certificate validation in app/vau/VAUProtokoll.py without anchoring the signedvauserverpubkeys and...

CVE-2026-63336 RabbitMQ Java client: TrustEverythingTrustManager used by default in useSslProtocol() enables MITM

The RabbitMQ Java client library allows Java and JVM-based applications to connect to and interact with RabbitMQ nodes. Prior to 5.33.0, com.rabbitmq.client.ConnectionFactory.useSslProtocol and ConnectionFactory.useSslProtocolString configure com.rabbitmq.client.TrustEverythingTrustManager and...

EUVD-2026-58116

CVE-2026-55402 is an out of bounds read vulnerability in Secure Access servers prior to version 14.57. Attackers with an ‘in the middle’ position can send specially crafted data to a server causing a persistent denial of service...

CVE-2026-0298

An improper input validation vulnerability exists in the Windows Pre-Logon Access Provider PLAP component of the Palo Alto Networks GlobalProtect™ app on Windows devices which enables a man-in-the-middle MitM attacker to execute arbitrary code with SYSTEM privileges on an affected client. The...

CVE-2026-0297 GlobalProtect App: Buffer Overflow Vulnerability during UDP Tunnel Handshake

A buffer overflow vulnerability exists in the Palo Alto Networks GlobalProtect™ app that enables a man-in-the-middle MitM attacker or a rogue gateway to disrupt system processes and potentially execute arbitrary code with elevated privileges SYSTEM privileges on Windows, and root privileges on...

CVE-2026-71290 Apache HttpComponents Client: TLS hostname verification silently disabled on the async transport (default config, MITM)

Improper TLS hostname verification vulnerability in Apache HttpComponents Client 5.4 or newer. HostnameVerificationPolicyBUILTIN setting has no effect when used with the async version of HttpClient. An attacker that can intercept and modify traffic between the client and the server can impersonat...

CVE-2026-66154

CVE-2026-66154 affects SonicWall GMS (Global Management System) 9.5.1 and earlier. The issue is insufficient certificate validation in a privileged communication workflow, which under a MitM with controlled network conditions could permit unauthorized changes. CVSS v3.1 base score 8.3 (HIGH) with...

CVE-2026-66154

An insufficient certificate validation in a privileged communication workflow, was identified in a GMS application 9.5.1 Build 9510.1044 and earlier versions which, under a successful MitM attack and controlled network conditions, could permit unauthorized changes...

CVE-2026-11739

A command injection vulnerability in certain affected NETGEAR Nighthawk devices allows a network-adjacent attacker with the ability to intercept and modify local network traffic attacker in the middle to compromise the confidentiality and integrity of the affected device...

CVE-2026-18129

Cleartext transmission of sensitive information in the Core of Ivanti Endpoint Manager before version 2024 SU7 allows a remote unauthenticated attacker in a MITM position to leak credentials for external SQL connections...

CVE-2026-11814

The vulnerability CVE-2026-11814 affects NETGEAR Nighthawk and Orbi routers; it is described as a command injection issue exploitable by a network-adjacent attacker who can intercept/modify local traffic, compromising confidentiality and integrity. The description notes it is limited to certain r...