Fortinet FortiProxy 7.6.2 < 7.6.7 Improper Certificate Validation with Host Mismatch (FG-IR-26-174)

The version of FortiProxy installed on the remote host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the FG-IR-26-174 advisory. - An improper validation of certificate with host mismatch vulnerability in Fortinet FortiProxy 7.6.2 through 7.6.6 may allo...

CVE-2026-92943

Improper validation of certificate with host mismatch in the MQTT client TLS connection layer in AWS IoT Device SDK for Python 1.5.3 through 1.6.0 on Python 3.7 and later might allow an adversary-in-the-middle actor to impersonate the AWS IoT Core endpoint, read device telemetry, and inject...

CVE-2026-92943 Improper validation of certificate with host mismatch in AWS IoT Device SDK for Python

Improper validation of certificate with host mismatch in the MQTT client TLS connection layer in AWS IoT Device SDK for Python 1.5.3 through 1.6.0 on Python 3.7 and later might allow an adversary-in-the-middle actor to impersonate the AWS IoT Core endpoint, read device telemetry, and inject...

EUVD-2026-82378

Improper validation of certificate with host mismatch in the MQTT client TLS connection layer in AWS IoT Device SDK for Python 1.5.3 through 1.6.0 on Python 3.7 and later might allow an adversary-in-the-middle actor to impersonate the AWS IoT Core endpoint, read device telemetry, and inject...

CVE-2026-92943 Improper validation of certificate with host mismatch in AWS IoT Device SDK for Python

Improper validation of certificate with host mismatch in the MQTT client TLS connection layer in AWS IoT Device SDK for Python 1.5.3 through 1.6.0 on Python 3.7 and later might allow an adversary-in-the-middle actor to impersonate the AWS IoT Core endpoint, read device telemetry, and inject...

CVE-2026-92943 Improper validation of certificate with host mismatch in AWS IoT Device SDK for Python

Improper validation of certificate with host mismatch in the MQTT client TLS connection layer in AWS IoT Device SDK for Python 1.5.3 through 1.6.0 on Python 3.7 and later might allow an adversary-in-the-middle actor to impersonate the AWS IoT Core endpoint, read device telemetry, and inject...

CVE-2026-92943

AWS IoT Device SDK for Python versions 1.5.3 through 1.6.0 (Python 3.7+) contain an improper certificate validation flaw in the MQTT client TLS connection layer. An adversary-in-the-middle can present a certificate issued for an unrelated hostname by a CA already in the device trust store, thereb...

PT-2026-95074

Name of the Vulnerable Software and Affected Versions AWS IoT Device SDK for Python versions 1.5.3 through 1.6.0 Description Improper validation of certificates with host mismatch occurs in the MQTT client TLS connection layer, specifically affecting X.509 mutual authentication on port 8883 and...

Improper Validation of Certificate with Host Mismatch

Overview org.apache.zookeeper:zookeeper is a centralized service for maintaining configuration information, naming, providing distributed synchronization, and providing group services. Affected versions of this package are vulnerable to Improper Validation of Certificate with Host Mismatch in the...

CVE-2026-59969

Apache ZooKeeper contains a vulnerability where quorum TLS fails to enforce peer hostname verification in FIPS-mode deployments. When specific settings are enabled—namely sslQuorum=true, zookeeper.fips-mode=true, ssl.quorum.hostnameVerification=true, and ssl.quorum.clientHostnameVerification=true...

CVE-2026-59969 Apache ZooKeeper: Improper validation of certificate with host mismatch in FIPS mode

Apache ZooKeeper quorum TLS fails to enforce peer hostname verification in FIPS-mode deployments. When sslQuorum=true, zookeeper.fips-mode=true, ssl.quorum.hostnameVerification=true, and ssl.quorum.clientHostnameVerification=true are enabled, the Java SSLSocket quorum path accepts a CA-trusted pe...

CVE-2026-59969 Apache ZooKeeper: Improper validation of certificate with host mismatch in FIPS mode

Apache ZooKeeper quorum TLS fails to enforce peer hostname verification in FIPS-mode deployments. When sslQuorum=true, zookeeper.fips-mode=true, ssl.quorum.hostnameVerification=true, and ssl.quorum.clientHostnameVerification=true are enabled, the Java SSLSocket quorum path accepts a CA-trusted pe...

Astra Linux – Vulnerability in Apache Log4j2

Improper validation of certificates with host mismatches in the Apache Log4j SMTP appender. This could allow an SMTPS connection to be intercepted by a man-in-the-middle attack, thereby leaking any log messages sent through that appender. This issue has been fixed in Apache Log4j 2.12.3 and 2.13....

PYSEC-2026-3927 Apache Thrift Python bindings have a Improper Validation of Certificate with Host Mismatch vulnerabilit

Improper Validation of Certificate with Host Mismatch vulnerability in Apache Thrift Python bindings. This issue affects Apache Thrift: before 0.24.0. Users are recommended to upgrade to version 0.24.0, which fixes the issue. This replaces CVE-2026-41603...

Apache Thrift Python bindings have a Improper Validation of Certificate with Host Mismatch vulnerabilit

Improper Validation of Certificate with Host Mismatch vulnerability in Apache Thrift Python bindings.This issue affects Apache Thrift: before 0.24.0.Users are recommended to upgrade to version 0.24.0, which fixes the issue.This replacesCVE-2026-41603...

CVE-2026-79636

Dell SCG 5.0 Appliance versions prior to 5.36.00.16 and Dell SCG 5.0 Application versions prior to 5.36.00.00, contains an Improper Validation of Certificate with Host Mismatch vulnerability. An unauthenticated attacker with remote access could potentially exploit this vulnerability, leading to...

CVE-2026-79636

Dell SCG 5.0 Appliance versions prior to 5.36.00.16 and Dell SCG 5.0 Application versions prior to 5.36.00.00, contains an Improper Validation of Certificate with Host Mismatch vulnerability. An unauthenticated attacker with remote access could potentially exploit this vulnerability, leading to...

CVE-2026-79636

Dell Secure Connect Gateway (SCG) 5.0 Appliance versions prior to 5.36.00.16 and Application versions prior to 5.36.00.00 contain an Improper Validation of Certificate with Host Mismatch vulnerability. An unauthenticated attacker with remote network access could potentially exploit this flaw to g...

EUVD-2026-74765

Dell SCG 5.0 Appliance versions prior to 5.36.00.16 and Dell SCG 5.0 Application versions prior to 5.36.00.00, contains an Improper Validation of Certificate with Host Mismatch vulnerability. An unauthenticated attacker with remote access could potentially exploit this vulnerability, leading to...

CVE-2026-79636

Dell SCG 5.0 Appliance versions prior to 5.36.00.16 and Dell SCG 5.0 Application versions prior to 5.36.00.00, contains an Improper Validation of Certificate with Host Mismatch vulnerability. An unauthenticated attacker with remote access could potentially exploit this vulnerability, leading to...