CVE-2026-78323

A flaw was found in JSS Java Security Services. The JSSTrustManager class does not verify NSS trust flags when validating CA certificates, allowing certificates present in the NSS database without TRUSTEDCA flags to be accepted as trust anchors for TLS connections. In non-default configurations...

Astra Linux – Vulnerability in Ruby 2.5, JRuby

A issue was discovered in Ruby between versions 2.6.7, 2.7.x up to 2.7.3, and 3.x up to 3.0.1. The Net::IMAP library does not raise an exception when the StartTLS command fails with an unknown response. This may allow man-in-the-middle attackers to bypass TLS protections by leveraging the network...

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

A flaw in the lighthouse component of Red Hat Advanced Cluster Management for Kubernetes stems from insufficient validation of advertised IP addresses within EndpointSlice objects. A compromised spoke cluster can create EndpointSlices with attacker-controlled IP addresses, causing other clusters'...

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...

OESA-2026-3407 open-iscsi security update

The Open-iSCSI project is a high-performance, transport independent, multi-platform implementation of RFC3720 iSCSI. Security Fixes: An Improper Limitation of a Pathname to a Restricted Directory 'Path Traversal' vulnerability in open-iscsi allows remote MITM attackers to create root-owned files...

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...

curl: curl: Man-in-the-middle attack via SSH host key bypass

A flaw was found in curl. When a libcurl-based application uses SCP:// or SFTP:// for transfers and employs the CURLOPTSSHKEYFUNCTION callback, it may silently accept an untrusted server. This occurs if the server's host key type differs from the one stored in the knownhosts file. The callback...

Linux Distros Unpatched Vulnerability : CVE-2026-63336

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - The RabbitMQ Java client library allows Java and JVM-based applications to connect to and interact with RabbitMQ nodes. Prior to 5.33.0,...

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...

Important: isns-utils

Issue Overview: A Double Free vulnerability in open-iscsi allows an unauthenticated MITM attacker to cause DoS. This issue affects open-iscsi: from ? through 56718d4e9d1a4f51c30697b5c0534144bb41c9bb. CVE-2026-55995 Affected Packages: isns-utils Note: This advisory is applicable to Amazon Linux 2...

SUSE-SU-2026:23223-1 Security update for open-iscsi

This update for open-iscsi fixes the following issues: Update to version 2.1.12.suse+0.8f77cf16: - CVE-2026-44943: improper limitation of pathname to a restricted directory allows remote MITM attackers to create root-owned files outside the database and inject lines into records bsc1268353. -...

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...