PYSEC-2026-901 Apache Pulsar Disabled Certificate Validation for OAuth Client Credential Requests makes C++/Python Clients vulnerable to MITM attack

The Apache Pulsar C++ Client does not verify peer TLS certificates when making HTTPS calls for the OAuth2.0 Client Credential Flow, even when tlsAllowInsecureConnection is disabled via configuration. This vulnerability allows an attacker to perform a man in the middle attack and intercept and/or...

Improper Certificate Validation

Overview Affected versions of this package are vulnerable to Improper Certificate Validation in the aibridgeproxyd process when the default transport is configured with InsecureSkipVerify: true, causing outbound HTTPS connections to accept any TLS certificate. An attacker can intercept sensitive...

Improper Certificate Validation

Overview Affected versions of this package are vulnerable to Improper Certificate Validation in the aibridgeproxyd process when the default transport is configured with InsecureSkipVerify: true, causing outbound HTTPS connections to accept any TLS certificate. An attacker can intercept sensitive...

nodejs: Node.js: Certification validation bypass in TLS host verification

A flaw was found in Node.js. An attacker can exploit a vulnerability in the Transport Layer Security TLS host verification process to bypass certification validation. This bypass could allow an attacker to intercept or alter communications, potentially leading to information disclosure or integri...

nodejs: Node.js: Certification validation bypass in TLS host verification

A flaw was found in Node.js. An attacker can exploit a vulnerability in the Transport Layer Security TLS host verification process to bypass certification validation. This bypass could allow an attacker to intercept or alter communications, potentially leading to information disclosure or integri...

USN-8502-1 gnutls28 vulnerabilities

It was discovered that GnuTLS had a timing side-channel when processing malformed ciphertexts in RSA-PSK ClientKeyExchange. A remote attacker could possibly use this issue to recover sensitive information. This issue only affected Ubuntu 18.04 LTS. CVE-2024-0553 Bing Shi discovered that GnuTLS...

crypto/tls: crypto/tls: Incorrect certificate validation during TLS session resumption

A flaw was found in the crypto/tls component. This vulnerability occurs during Transport Layer Security TLS session resumption when certificate authority CA settings are modified between the initial and resumed handshakes. An attacker could exploit this to bypass certificate validation, allowing ...

CVE-2026-6900

Improper certificate validation vulnerability in B&R Industrial Automation GmbH APROL. This issue affects APROL: before R 4.4-01P5...

CVE-2026-6900

Improper certificate validation vulnerability in B&R Industrial Automation GmbH APROL. This issue affects APROL: before R 4.4-01P5...

EUVD-2026-41868

Improper certificate validation vulnerability in B&R Industrial Automation GmbH APROL. This issue affects APROL: before R 4.4-01P5...

CVE-2026-6900 Improper Certificate Validation

Improper certificate validation vulnerability in B&R Industrial Automation GmbH APROL. This issue affects APROL: before R 4.4-01P5...

CVE-2026-6900 Improper Certificate Validation

Improper certificate validation vulnerability in B&R Industrial Automation GmbH APROL. This issue affects APROL: before R 4.4-01P5...

CVE-2026-6900

CVE-2026-6900 affects B&R Industrial Automation GmbH APROL, with a vulnerability in improper certificate validation. The issue impacts APROL versions before R 4.4-01P5. The CVSS metrics indicate a high to critical impact depending on the vector set: CVSS 3.1 base score 7.4 (HIGH) with network acc...

nodejs: Node.js: Certification validation bypass in TLS host verification

A flaw was found in Node.js. An attacker can exploit a vulnerability in the Transport Layer Security TLS host verification process to bypass certification validation. This bypass could allow an attacker to intercept or alter communications, potentially leading to information disclosure or integri...

PT-2026-55927

Improper certificate validation vulnerability in B&R Industrial Automation GmbH APROL. This issue affects APROL: before R 4.4-01P5...

CVE-2026-6900: Improper Certificate Validation

Improper certificate validation vulnerability in B&R Industrial Automation GmbH APROL. This issue affects APROL: before R 4.4-01P5...

The vulnerability of the Go programming language’s crypto/x509 component, which allows a hacker to trigger a service failure

The vulnerability of the Go programming language’s crypto/x509 component is related to the lack of input validation for cyclic operations. Exploiting this vulnerability can allow an attacker to cause service failures remotely...

The vulnerability of the TLS certificate validation module in the OpenSearch software package allows a hacker to circumvent existing security restrictions.

The vulnerability of the TLS certificate validation module in the OpenSearch software package is related to errors in the certificate authentication process. Exploiting this vulnerability could allow a malicious actor to circumvent existing security restrictions remotely...

RHCOS 4 : OpenShift Container Platform 4.15.66 (RHSA-2026:28961)

The remote Red Hat Enterprise Linux CoreOS 4 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:28961 advisory. - golang: net/url: Memory exhaustion in query parameter parsing in net/url CVE-2025-61726 - crypto/x509: golang: Denial of Service...

Authentication Bypass by Primary Weakness

Overview Affected versions of this package are vulnerable to Authentication Bypass by Primary Weakness in the connection pool process. An attacker can bypass intended certificate validation by reusing a handle that initially used the default native CA trust and then switching it to custom CA...