CVE-2026-54121

🛡️ CVE-2026-54121 — Certighost CTI Investigation Active Directory Certificate Services Privilege Escalation / Domain Compromise Risk Created by Pratik Chhetri Report Date: 2026-07-28 📌 Executive Snapshot...

crypto/x509: golang: Go crypto/x509: Denial of Service via inefficient certificate chain validation

A flaw was found in Go's crypto/x509 package. A remote attacker could exploit this by presenting a specially crafted certificate chain containing a large number of policy mappings. This inefficient validation process consumes excessive resources, which can lead to a denial of service DoS for...

crypto/x509: crypto/tls: golang: Go: Denial of Service vulnerability in certificate chain building

A flaw was found in the Go standard library packages crypto/x509 and crypto/tls. During the process of building a certificate chain, an attacker can provide a large number of intermediate certificates. This excessive input is not properly limited, leading to an uncontrolled amount of work being...

CVE-2026-78489

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 Certificate Validation vulnerability. An unauthenticated attacker with remote access could potentially exploit this vulnerability, leading to protection mechanism...

CVE-2026-78489

Dell Secure Connect Gateway (SCG) 5.0 contains an Improper Certificate Validation vulnerability. Affected versions are Appliance prior to 5.36.00.16 and Application prior to 5.36.00.00 . An unauthenticated attacker with remote network access could exploit this flaw to achieve protection mechanism...

EUVD-2026-74831

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 Certificate Validation vulnerability. An unauthenticated attacker with remote access could potentially exploit this vulnerability, leading to protection mechanism...

Important: Red Hat Security Advisory: osbuild-composer security update

An update for osbuild-composer is now available for Red Hat Enterprise Linux 10. 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...

crypto/x509: golang: Go crypto/x509: Certificate validation bypass due to incorrect DNS constraint application

A flaw was found in the crypto/x509 package within Go golang. When verifying a certificate chain, excluded DNS Domain Name System constraints are not correctly applied to wildcard DNS Subject Alternative Names SANs if the case of the SAN differs from the constraint. This oversight could allow an...

CVE-2026-78492

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 Certificate Validation vulnerability. An unauthenticated attacker with remote access could potentially exploit this vulnerability, leading to unauthorized access...

CVE-2026-78492

Dell Secure Connect Gateway (SCG) 5.0 Appliance and Application contain an Improper Certificate Validation vulnerability. Versions prior to 5.36.00.16 (Appliance) and 5.36.00.00 (Application) are affected. An unauthenticated remote attacker could exploit this flaw to gain unauthorized access , wi...

CVE-2026-78492

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 Certificate Validation vulnerability. An unauthenticated attacker with remote access could potentially exploit this vulnerability, leading to unauthorized access...

EUVD-2026-74830

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 Certificate Validation vulnerability. An unauthenticated attacker with remote access could potentially exploit this vulnerability, leading to unauthorized access...

CVE-2026-79637

Dell Secure Connect Gateway (SCG) 5.0 Appliance versions prior to 5.36.00.16 and Application versions prior to 5.36.00.00 are affected by an Improper Certificate Validation vulnerability. An unauthenticated attacker with remote network access could exploit this flaw to gain unauthorized access , ...

CVE-2026-79637

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 Certificate Validation vulnerability. An unauthenticated attacker with remote access could potentially exploit this vulnerability, leading to unauthorized access...

EUVD-2026-74828

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 Certificate Validation vulnerability. An unauthenticated attacker with remote access could potentially exploit this vulnerability, leading to unauthorized access...

-CVE-2020-0601-ECC---EXPLOIT

CurveBall CVE-2020-0601 - ECC/Po2 EXPLOIT CVE-2020-0601, también conocido como CurveBall, es una vulnerabilidad en la que la firma de los certificados que usan criptografía de curva elíptica ECC no se verifica correctamente. ECC depende de diferentes parámetros. Para muchas curvas se usan...

crypto/x509: golang: Go crypto/x509: Certificate validation bypass due to incorrect DNS constraint application

A flaw was found in the crypto/x509 package within Go golang. When verifying a certificate chain, excluded DNS Domain Name System constraints are not correctly applied to wildcard DNS Subject Alternative Names SANs if the case of the SAN differs from the constraint. This oversight could allow an...

Important: Red Hat Security Advisory: ignition security update

An update for ignition is now available for Red Hat Enterprise Linux 9.4 Update Services for SAP Solutions. 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...

CVE-2022-26923

CVE-2022-26923 Descripción Esta vulnerabilidad permitía a un usuario con pocos privilegios escalar privilegios a administrador de dominio en un entorno predeterminado de Active Directory con el rol de servidor de Servicios de Certificados de Active Directory AD CS instalado. Está relacionada...

CVE-2024-40898-SSL-Bypass-Detection

CVE-2024-40898 SSL Certificate Validation Bypass Scanner This repository contains a Python-based proof-of-concept PoC script to detect CVE-2024-40898, a vulnerability in Apache HTTP Server that allows attackers to bypass SSL certificate verification. Overview CVE-2024-40898 is a security issue in...