CVE-2026-46595 Invoking VerifiedPublicKeyCallback permissions skip enforcement in golang.org/x/crypto/ssh

Previously, CVE-2024-45337 fixed an authorization bypass for misused ssh server configurations; if any other type of callback is passed other than public key, then the source-address validation would be skipped...

CVE-2026-39831 Invoking bypass of FIDO/U2F security keys physical interaction in golang.org/x/crypto/ssh

The Verify method for FIDO/U2F security key types [email protected], [email protected] did not check the User Presence flag. Signatures generated without physical touch were accepted, allowing unattended use of a hardware security key. To restore the previous behavior,...

CVE-2026-46595

Previously, CVE-2024-45337 fixed an authorization bypass for misused ssh server configurations; if any other type of callback is passed other than public key, then the source-address validation would be skipped...

CVE-2026-39831 Invoking bypass of FIDO/U2F security keys physical interaction in golang.org/x/crypto/ssh

The Verify method for FIDO/U2F security key types [email protected], [email protected] did not check the User Presence flag. Signatures generated without physical touch were accepted, allowing unattended use of a hardware security key. To restore the previous behavior,...

CVE-2026-46595

CVE-2026-46595 affects golang.org/x/crypto/ssh. The issue arises when VerifiedPublicKeyCallback is invoked with a callback type other than public key, causing the source-address validation to be bypassed and enabling an authorization bypass. The description notes this is a continuation of CVE-202...

CVE-2026-39835

SSH servers which use CertChecker as a public key callback without setting IsUserAuthority or IsHostAuthority could be caused to panic by a client presenting a certificate. CertChecker now returns an error instead of panicking when these callbacks are nil...

CVE-2026-39835

SSH servers which use CertChecker as a public key callback without setting IsUserAuthority or IsHostAuthority could be caused to panic by a client presenting a certificate. CertChecker now returns an error instead of panicking when these callbacks are nil...

GO-2026-5019 Invoking bypass of FIDO/U2F security keys physical interaction in golang.org/x/crypto/ssh

The Verify method for FIDO/U2F security key types [email protected], [email protected] did not check the User Presence flag. Signatures generated without physical touch were accepted, allowing unattended use of a hardware security key. To restore the previous behavior,...

PT-2026-42710

Name of the Vulnerable Software and Affected Versions The product name cannot be determined affected versions not specified Description The Verify method for FIDO/U2F security key types [email protected] and [email protected] failed to check the User Presence flag. This...

PT-2026-42714

Name of the Vulnerable Software and Affected Versions SSH servers affected versions not specified Description SSH servers using CertChecker as a public key callback may experience a panic when a client presents a certificate if IsUserAuthority or IsHostAuthority are not set. A panic is a critical...

CVE-2026-39835

SSH servers which use CertChecker as a public key callback without setting IsUserAuthority or IsHostAuthority could be caused to panic by a client presenting a certificate. CertChecker now returns an error instead of panicking when these callbacks are nil...

Astra Linux – Vulnerability in golang-go.crypto

Applications and libraries that misuse the connection.serverAuthenticate function via the ServerConfig.PublicKeyCallback callback field may be susceptible to authorization bypasses. The documentation for ServerConfig.PublicKeyCallback states that “Calling this function does not guarantee that the...

CVE-2026-28224

Firebird CVE-2026-28224 affects Firebird server prior to 5.0.4, 4.0.7, and 3.0.14. When the server receives an op_crypt_key_callback packet without prior authentication, the port_server_crypt_callback handler is not initialized, causing a null pointer dereference and a server crash. An unauthenti...

CVE-2026-28224

Firebird is an open-source relational database management system. In versions prior to 5.0.4, 4.0.7 and 3.0.14, when the server receives an opcryptkeycallback packet without prior authentication, the portservercryptcallback handler is not initialized, resulting in a null pointer dereference and...

EUVD-2026-23468

Firebird is an open-source relational database management system. In versions prior to 5.0.4, 4.0.7 and 3.0.14, when the server receives an opcryptkeycallback packet without prior authentication, the portservercryptcallback handler is not initialized, resulting in a null pointer dereference and...

Linux Distros Unpatched Vulnerability : CVE-2026-28224

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Firebird is an open-source relational database management system. In versions prior to 5.0.4, 4.0.7 and 3.0.14, when the server receives an opcryptkeycallback...

PT-2026-33480

Firebird is an open-source relational database management system. In versions prior to 5.0.4, 4.0.7 and 3.0.14, when the server receives an op crypt key callback packet without prior authentication, the port server crypt callback handler is not initialized, resulting in a null pointer dereference...

Firebird 安全漏洞

Firebird is a set of open-source, cross-platform relational database management systems provided by the Firebird Foundation, offering multiple ANSI SQL-92 features. Vulnerabilities exist in versions prior to Firebird 5.0.4, 4.0.7, and 3.0.14. These vulnerabilities stem from the server failing to...

Node.js 20.x < 20.20.2 / 22.x < 22.22.2 / 24.x < 24.14.1 / 25.x < 25.8.2 Multiple Vulnerabilities (Tuesday, March 24, 2026 Security Releases).

The version of Node.js installed on the remote host is prior to 20.20.2, 22.22.2, 24.14.1, 25.8.2. It is, therefore, affected by multiple vulnerabilities as referenced in the Tuesday, March 24, 2026 Security Releases advisory. - A flaw in Node.js TLS error handling allows remote attackers to cras...

Uncaught Exception

Overview Affected versions of this package are vulnerable to Uncaught Exception in the TLS module when a TLS server is configured with pskCallback or ALPNCallback. A remote attacker can crash or exhaust resources of a TLS server by sending input that causes the callback to throw an error...