CVE-2020-8289

CVE-2020-8289 – Ejecución remota de código como SYSTEM/root a través de Backblaze Resumen Nombre: Ejecución remota de código como SYSTEM/root a través de Backblaze CVE: CVE-2020-8289 Descubridor: Jason Geffner Proveedor: Backblaze Producto: Backblaze para Windows y Backblaze para macOS Riesgo:...

netty-handler: Netty: Improper trust manager handling leads to hostname verification bypass

A flaw was found in Netty, a network application framework. This vulnerability allows a remote attacker to bypass hostname verification due to improper handling of user-supplied trust managers. When a client is configured with a plain X.509 Trust Manager X509TrustManager, it fails to perform...

netty-handler: Netty: Improper trust manager handling leads to hostname verification bypass

A flaw was found in Netty, a network application framework. This vulnerability allows a remote attacker to bypass hostname verification due to improper handling of user-supplied trust managers. When a client is configured with a plain X.509 Trust Manager X509TrustManager, it fails to perform...

CVE-2025-26465

CVE-2025-26465 El cliente OpenSSH contiene un error de lógica entre las versiones 6.8p1 y 9.9p1 ambas incluidas que lo hace vulnerable a un ataque MitM activo si la opción VerifyHostKeyDNS está habilitada, lo que permite a un intruso malicioso hacerse pasar por un servidor legítimo cuando un...

org.apache.httpcomponents.client5/httpclient5: Apache HttpComponents Client: Server impersonation via improper TLS hostname verification

A flaw was found in the asynchronous version of Apache HttpComponents Client. This improper Transport Layer Security TLS hostname verification vulnerability allows a remote attacker to intercept and modify network traffic. By presenting a valid certificate for a different domain, an attacker can...

CVE-2026-76131

Use of hard-coded credentials issue exists in VOCALOID6 , which may allow an attacker to impersonate a legitimate VOCALOID6 Editor and gain access to Yamaha's activation and content servers...

CVE-2026-76131

Hard-coded credentials in VOCALOID6 Editor allow network-based impersonation of the legitimate client, enabling unauthorized access to Yamaha's activation and content servers. CVSS 3.1 scores this MEDIUM (5.3). No exploit code or in-the-wild exploitation is documented; monitor Yamaha and JPCERT a...

SUSE CVE-2026-71290

Improper TLS hostname verification vulnerability in Apache HttpComponents Client 5.4 or newer. HostnameVerificationPolicyBUILTIN setting has no effect when used with the async version of HttpClient. An attacker that can intercept and modify traffic between the client and the server can impersonat...

Linux Distros Unpatched Vulnerability : CVE-2026-71290

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Improper TLS hostname verification vulnerability in Apache HttpComponents Client 5.4 or newer. HostnameVerificationPolicyBUILTIN setting has no effect when used...

DEBIAN-CVE-2026-71290

Improper TLS hostname verification vulnerability in Apache HttpComponents Client 5.4 or newer. HostnameVerificationPolicyBUILTIN setting has no effect when used with the async version of HttpClient. An attacker that can intercept and modify traffic between the client and the server can impersonat...

UBUNTU-CVE-2026-71290

Improper TLS hostname verification vulnerability in Apache HttpComponents Client 5.4 or newer. HostnameVerificationPolicyBUILTIN setting has no effect when used with the async version of HttpClient. An attacker that can intercept and modify traffic between the client and the server can impersonat...

CVE-2026-71290

Improper TLS hostname verification vulnerability in Apache HttpComponents Client 5.4 or newer. HostnameVerificationPolicyBUILTIN setting has no effect when used with the async version of HttpClient. An attacker that can intercept and modify traffic between the client and the server can impersonat...

CVE-2026-71290

Improper TLS hostname verification vulnerability in Apache HttpComponents Client 5.4 or newer. HostnameVerificationPolicyBUILTIN setting has no effect when used with the async version of HttpClient. An attacker that can intercept and modify traffic between the client and the server can impersonat...

The vulnerability of the tls_match_hostname() function in the libfreerdp/crypto/tls.c file of the RDP client FreeRDP allows a attacker to replace the RDP server.

The vulnerability of the tlsmatchhostname function in the libfreerdp/crypto/tls.c file of the RDP client FreeRDP is related to errors in the certificate authentication process. Exploiting this vulnerability could allow an attacker to remotely replace the RDP server...

netty-handler: Netty: Improper trust manager handling leads to hostname verification bypass

A flaw was found in Netty, a network application framework. This vulnerability allows a remote attacker to bypass hostname verification due to improper handling of user-supplied trust managers. When a client is configured with a plain X.509 Trust Manager X509TrustManager, it fails to perform...

CVE-2026-67293

A flaw was found in FreeRDP, a free implementation of the Remote Desktop Protocol RDP. The software's Transport Layer Security TLS hostname matcher incorrectly validates wildcard certificates, allowing it to accept certificates for multi-label subdomains that should not be covered. This...

SUSE CVE-2026-45711

Mailpit is an email testing tool and API for developers. Prior to version 1.30.0, the mailpit dump --http sub-command downloads every message from a remote Mailpit instance and writes each one as .eml inside the user-supplied output directory. The message ID field is taken verbatim from the JSON...

CVE-2026-38974

A flaw was found in Dulwich. The contrib/paramikovendor.py component is missing Secure Shell SSH host key verification. This vulnerability allows a remote attacker to impersonate a legitimate Git server. By doing so, the attacker could potentially intercept sensitive information or execute...

The vulnerability of the gnutls_x509_crt_check_hostname2() function in the lib/x509/hostname-verify.c file, lines 111,245–265, of the GnuTLS cryptographic library allows a attacker to replace the server and gain unauthorized access to protected information.

The vulnerability of the gnutlsx509crtcheckhostname2 function in the lib/x509/hostname-verify.c file at line 111,245-265 of the GnuTLS cryptographic library is related to errors in the certificate validation process. Exploiting this vulnerability could allow an attacker to replace the server and...

EUVD-2026-42535

When the upstream Guardian or CMC was configured in the Remote Collector via n2os-tui, the generated configuration disabled TLS certificate verification, and no option was provided to enable it. A malicious actor could perform a man-in-the-middle attack and intercept the communication between the...