Windows Hello Security Feature Bypass Vulnerability

Improper input validation in Windows Hello allows an authorized attacker to bypass a security feature locally...

CVE-2026-27906: Improper Input Validation

Improper input validation in Windows Hello allows an authorized attacker to bypass a security feature locally...

Microsoft Windows Hello 输入验证错误漏洞

Microsoft Windows Hello is a biometric login method provided by Microsoft Corporation in the United States. It allows users to log in using their face, fingerprint, or PIN. There is an input validation vulnerability in Microsoft Windows Hello. Attackers can exploit this vulnerability to bypass...

PT-2026-32790

CVE-2026-27928 | Microsoft Windows Server 2016 | Vulnerability Description Improper input validation in Windows Hello allows unauth attackers to bypass a security feature over a network by sending malformed input, enabling unauthorized access to protected functionality. Severity: High Exploitatio...

PT-2026-32768

Name of the Vulnerable Software and Affected Versions Windows Hello affected versions not specified Description Improper input validation allows an authorized attacker to bypass a security feature locally, which can affect the system. Recommendations At the moment, there is no information about a...

Microsoft Windows Hello 输入验证错误漏洞

Microsoft Windows Hello is a biometric login method provided by the American company Microsoft. It allows users to log in using their face, fingerprint, or PIN. There is an input validation vulnerability in Microsoft Windows Hello. Attackers can exploit this vulnerability to bypass certain...

CVE-2026-27928: Improper Input Validation

Improper input validation in Windows Hello allows an unauthorized attacker to bypass a security feature over a network...

gnutls: gnutls: Remote Denial of Service via crafted ClientHello with invalid PSK binder

A flaw was found in gnutls. A remote, unauthenticated attacker can exploit this vulnerability by sending a specially crafted ClientHello message with an invalid Pre-Shared Key PSK binder value during the TLS handshake. This can lead to a NULL pointer dereference, causing the server to crash and...

UBUNTU-CVE-2026-5503

In TLSXEchChangeSNI, the ctx-extensions branch set extensions unconditionally even when TLSXFind returned NULL. This caused TLSXUseSNI to attach the attacker-controlled publicName to the shared WOLFSSLCTX when no inner SNI was configured. TLSXEchRestoreSNI then failed to clean it up because its...

CVE-2026-5503

In TLSXEchChangeSNI, the ctx-extensions branch set extensions unconditionally even when TLSXFind returned NULL. This caused TLSXUseSNI to attach the attacker-controlled publicName to the shared WOLFSSLCTX when no inner SNI was configured. TLSXEchRestoreSNI then failed to clean it up because its...

CVE-2026-5503

In TLSXEchChangeSNI, the ctx-extensions branch set extensions unconditionally even when TLSXFind returned NULL. This caused TLSXUseSNI to attach the attacker-controlled publicName to the shared WOLFSSLCTX when no inner SNI was configured. TLSXEchRestoreSNI then failed to clean it up because its...

CVE-2026-5503

In TLSXEchChangeSNI, the ctx-extensions branch set extensions unconditionally even when TLSXFind returned NULL. This caused TLSXUseSNI to attach the attacker-controlled publicName to the shared WOLFSSLCTX when no inner SNI was configured. TLSXEchRestoreSNI then failed to clean it up because its...

ALPINE-CVE-2026-1584

A flaw was found in gnutls. A remote, unauthenticated attacker can exploit this vulnerability by sending a specially crafted ClientHello message with an invalid Pre-Shared Key PSK binder value during the TLS handshake. This can lead to a NULL pointer dereference, causing the server to crash and...

CVE-2026-1584 Gnutls: gnutls: remote denial of service via crafted clienthello with invalid psk binder

A flaw was found in gnutls. A remote, unauthenticated attacker can exploit this vulnerability by sending a specially crafted ClientHello message with an invalid Pre-Shared Key PSK binder value during the TLS handshake. This can lead to a NULL pointer dereference, causing the server to crash and...

CVE-2026-1584 Gnutls: gnutls: remote denial of service via crafted clienthello with invalid psk binder

A flaw was found in gnutls. A remote, unauthenticated attacker can exploit this vulnerability by sending a specially crafted ClientHello message with an invalid Pre-Shared Key PSK binder value during the TLS handshake. This can lead to a NULL pointer dereference, causing the server to crash and...

CVE-2026-1584

The CVE-2026-1584 entry concerns gnutls. A remote, unauthenticated attacker can trigger a NULL pointer dereference during TLS via a crafted ClientHello that has an invalid PSK binder, causing a server crash and remote DoS. Connected documents confirm this vulnerability across multiple sources (NV...

crypto/tls: Handshake messages may be processed at the incorrect encryption level in crypto/tls

A TLS connection handling flaw has been discovered in the golang crypto/tls library. During the TLS 1.3 handshake if multiple messages are sent in records that span encryption level boundaries for instance the Client Hello and Encrypted Extensions messages, the subsequent messages may be processe...

openssl: OpenSSL: Denial of Service via NULL pointer dereference in QUIC protocol handling

A flaw was found in openssl. A remote attacker could trigger a NULL pointer dereference by sending an unknown or unsupported cipher ID during the client hello callback in applications using the QUIC Quick UDP Internet Connections protocol. This vulnerability, occurring when the SSLCIPHERfind...

PT-2026-31816

Name of the Vulnerable Software and Affected Versions WolfSSL affected versions not specified Description The TLSX EchChangeSNI function incorrectly set extensions even when TLSX Find returned NULL. This allowed TLSX UseSNI to attach an attacker-controlled publicName to the shared WOLFSSL CTX whe...

EUVD-2026-20340

Improper Neutralization of Input During Web Page Generation 'Cross-site Scripting' vulnerability in telepathy Hello Bar Popup Builder hellobar allows DOM-Based XSS.This issue affects Hello Bar Popup Builder: from n/a through = 1.5.1...