CVE-2026-95209

An issue in gnutls v3.8.13 causes legitimate CA certificates to be rejected, resulting in a Denial of Service (DoS) . The provided documents do not specify the underlying root cause, specific component details, or available remediation steps. Exploitation details are not provided.

CVE-2026-95184

The software gnutls version v3.8.13 is affected by an improper certificate validation vulnerability. This flaw causes the application to incorrectly reject legitimate certificates from valid users, resulting in a Denial of Service (DoS) . No specific remediation, exploit information, or exploit l...

CVE-2026-95184

Improper certificate validation in gnutls v3.8.13 causes the application to reject legitimate certificates for valid users, leading to a Denial of Service DoS...

CVE-2026-88648

Incomplete X.509 implementation in GnuTLS v3.8.13 allows attackers controlling a subordinate Certificate Authority to bypass cross-domain PKI restrictions and issue unauthorized certificates...

EUVD-2026-95206

An issue in gnutls v.3.8.13 allows an attacker to obtain sensitive information via failing to reject end-entity X.509 certificates that contain a contradictory combination of Key Usage KU and Extended Key Usage EKU...

EUVD-2026-95204

An issue in gnutls v3.8.13 causes legitimate CA certificates to be rejected, leading to a Denial of Service DoS...

EUVD-2026-95205

Incomplete X.509 implementation in GnuTLS v3.8.13 allows attackers controlling a subordinate Certificate Authority to bypass cross-domain PKI restrictions and issue unauthorized certificates...

CVE-2026-95210: Improper Certificate Validation

Improper certificate validation in gnutls v3.8.13 causes the application to accept certificates containing invalid extensions...

CVE-2026-95184: Uncontrolled Resource Consumption

Improper certificate validation in gnutls v3.8.13 causes the application to reject legitimate certificates for valid users, leading to a Denial of Service DoS...

CVE-2026-88647: Improper Validation of Certificate with Host Mismatch

A hostname verification bypass in GnuTLS v3.8.13 allows attackers to circumvent the Common Name fallback mechanism and eavesdrop on communications via a crafted certificate...

CVE-2026-67693: Time-of-check Time-of-use (TOCTOU) Race Condition

An issue in gnutls v.3.8.13 allows an attacker to obtain sensitive information via failing to reject end-entity X.509 certificates that contain a contradictory combination of Key Usage KU and Extended Key Usage EKU...

CVE-2026-95184

Improper certificate validation in gnutls v3.8.13 causes the application to reject legitimate certificates for valid users, leading to a Denial of Service DoS...

EUVD-2026-95139

Improper certificate validation in gnutls v3.8.13 causes the application to accept certificates containing invalid extensions...

EUVD-2026-95140

Improper certificate validation in gnutls v3.8.13 causes the application to reject legitimate certificates for valid users, leading to a Denial of Service DoS...

CVE-2026-67693

A flaw exists in gnutls v.3.8.13 where the certificate verification process fails to properly reject end-entity X.509 certificates containing contradictory combinations of Key Usage (KU) and Extended Key Usage (EKU) extensions. These extensions define the permitted cryptographic operations of a c...

CVE-2026-95210

The gnutls library in version v3.8.13 is vulnerable to improper certificate validation . This flaw allows the application to accept certificates that contain invalid extensions , potentially compromising the integrity of the TLS connection. While the provided documents do not specify a direct rem...

CVE-2026-88648

Incomplete X.509 implementation in GnuTLS v3.8.13 allows attackers controlling a subordinate Certificate Authority to bypass cross-domain PKI restrictions and issue unauthorized certificates...

CVE-2026-95209

An issue in gnutls v3.8.13 causes legitimate CA certificates to be rejected, leading to a Denial of Service DoS...

PT-2026-108051

Name of the Vulnerable Software and Affected Versions GnuTLS version 3.8.13 Description A hostname verification bypass allows attackers to circumvent the Common Name fallback mechanism, which is a process used to verify the identity of a server when the Subject Alternative Name is missing. This...

CVE-2026-88647

A hostname verification bypass exists in GnuTLS v3.8.13 , allowing a remote attacker to circumvent the Common Name fallback mechanism using a crafted certificate. This flaw can lead to information disclosure by enabling an attacker to eavesdrop on or intercept encrypted network communications. Wh...