Check Point IKEv1 Remote-Access VPN - Certificate Authentication Bypass

IKEv1 key exchange contains a broken authentication caused by logic flow weakness in Remote Access and Mobile Access certificate validation, letting unauthenticated remote attackers bypass user authentication and establish VPN connections without valid passwords, exploit requires use of deprecate...

From package to postinstall payload: Inside the Mastra npm supply chain compromise by Sapphire Sleet

In this article 1. Attack chain overview 1. Discovery and initial indicators 2. Dependency injection: the poisoned package.json 3. Typosquat analysis: easy-day-js 4. Staged delivery pattern 5. Obfuscation and payload analysis 6. TLS bypass to self-deletion 7. Timeline analysis 2. Who is Sapphire...

Important: Red Hat Security Advisory: gnutls security update

An update for gnutls is now available for Red Hat Enterprise Linux 10.0 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for...

Important: Red Hat Security Advisory: Red Hat Ansible Automation Platform 2.5 Product Security and Bug Fix Update

An update is now available for Red Hat Ansible Automation Platform 2.5 Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from t...

CVE-2026-50752 VPN site to site certificate bypass vulnerability in deprecated IKEv1 key exchange

Symptoms - A vulnerability in the certificate validation logic of the deprecated IKEv1 key exchange method may lead to a man-in-the-middle attack on the VPN site-to-site configuration. This vulnerability was discovered by Check Point security research team. There are no reported exploits of this...

RockyLinux 10 : golang-github-openprinting-ipp-usb (RLSA-2026:19144)

The remote RockyLinux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2026:19144 advisory. crypto/x509: golang: Go crypto/x509: Certificate validation bypass due to incorrect DNS constraint application CVE-2026-33810 golang:...

CVE-2026-49267 Apache Airflow: No certificate validation on SMTP STARTTLS connections

Apache Airflow's EmailOperator and the underlying airflow.utils.email helpers established SMTP STARTTLS connections without verifying the remote certificate when the deployment used email smtpstarttls=True without email smtpssl. An attacker positioned between the worker and the configured SMTP...

golang-github-openprinting-ipp-usb security update

An update is available for golang-github-openprinting-ipp-usb. This update affects Rocky Linux 10. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list HTTP reverse proxy, backed by IPP-over-USB...

PT-2026-44799

Name of the Vulnerable Software and Affected Versions OpenShift Router affected versions not specified Description A flaw in the HTTP frontend occurs when a Route has the insecureEdgeTerminationPolicy set to Allow. In this configuration, the router fails to remove X-SSL-Client- headers from...

CVE-2026-32253

Sunshine is a self-hosted game stream host for Moonlight. In versions prior to 2026.516.143833, the client-certificate authentication can be bypassed because of how OpenSSL verification results are handled. In src/crypto.cpp, the custom verify callback treats X509VERRUNABLETOGETISSUERCERTLOCALLY,...

Apache Tomcat: Apache Tomcat: Authentication bypass due to CLIENT_CERT soft fail misconfiguration

A flaw was found in Apache Tomcat and Apache Tomcat Native. When CLIENTCERT authentication is configured with "soft fail" disabled, the authentication process may not correctly fail in certain scenarios. This vulnerability could allow an attacker to bypass expected client certificate...

CVE-2026-32253

Sunshine is a self-hosted game stream host for Moonlight. In versions prior to 2026.516.143833, the client-certificate authentication can be bypassed because of how OpenSSL verification results are handled. In src/crypto.cpp, the custom verify callback treats X509VERRUNABLETOGETISSUERCERTLOCALLY,...

PT-2026-42801

Sunshine is a self-hosted game stream host for Moonlight. In versions prior to 2026.516.143833, the client-certificate authentication can be bypassed because of how OpenSSL verification results are handled. In src/crypto.cpp, the custom verify callback treats X509 V ERR UNABLE TO GET ISSUER CERT...

RHEL 10 : golang-github-openprinting-ipp-usb (RHSA-2026:19144)

The remote Redhat Enterprise Linux 10 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2026:19144 advisory. HTTP reverse proxy, backed by IPP-over-USB connection to device. It enables driverless support for USB devices capable of using IPP-over-U...

CVE-2026-23998

Fleet is open source device management software. Prior to version 4.81.0, a vulnerability in Fleet’s Windows MDM management endpoint could allow requests to be processed without proper client certificate validation. In certain circumstances, this could allow an attacker to impersonate an enrolled...

PT-2026-36997

Name of the Vulnerable Software and Affected Versions RouterOS affected versions not specified Description Shared certificate validation logic uses a system certificate store that is trusted equally by all system services. This creates a confusion of scope where any certificate authority in the...

CVE-2026-3833 Gnutls: gnutls: policy bypass due to case-sensitive nameconstraints comparison

A flaw was found in gnutls. This vulnerability occurs because gnutls performs case-sensitive comparisons of nameConstraints labels, specifically for dNSName DNS or rfc822Name email constraints within excludedSubtrees or permittedSubtrees. A remote attacker can exploit this by crafting a leaf...

CLEANSTART-2026-AF45008 When multiple server blocks are configured to share the same IP address and port, an attacker can use session resumption to bypass client certificate authentication requirements on these servers

Multiple security vulnerabilities affect the nginx package. When multiple server blocks are configured to share the same IP address and port, an attacker can use session resumption to bypass client certificate authentication requirements on these servers. See references for individual vulnerabili...

Exploit for Improper Access Control in Fortinet Forticlientems

CVE-2026-35616 Author: wa6n3r | GitHubhttps://github...

Apache Tomcat 10.1.50 < 10.1.53 multiple vulnerabilities

The version of Tomcat installed on the remote host is prior to 10.1.53. It is, therefore, affected by multiple vulnerabilities as referenced in the fixedinapachetomcat10.1.53security-10 advisory. - CLIENTCERT authentication does not fail as expected for some scenarios when soft fail is disabled...