Improper Verification of Cryptographic Signature

Overview Affected versions of this package are vulnerable to Improper Verification of Cryptographic Signature via the ValidateEncodedLogoutRequestPOST function. An attacker can terminate arbitrary user sessions by sending a forged, unsigned SAML LogoutRequest to the Single Logout endpoint, even...

Unsigned SAML LogoutRequest Acceptance in gosaml2

Summary The ValidateEncodedLogoutRequestPOST function in gosaml2 accepts completely unsigned SAML LogoutRequest messages even when SkipSignatureValidation is set to false. When validateElementSignature returns dsig.ErrMissingSignature, the code in decodelogoutrequest.go:60-62 silently falls throu...

Improper Verification of Cryptographic Signature

Overview github.com/russellhaering/goxmldsig is a XML Digital Signatures implemented in pure Go. Affected versions of this package are vulnerable to Improper Verification of Cryptographic Signature through the validateSignature function in the validate.go file. An attacker can bypass integrity...

validateSignature Loop Variable Capture Signature Bypass in goxmldsig

Details The validateSignature function in validate.go goes through the references in the SignedInfo block to find one that matches the signed element's ID. In Go versions before 1.22, or when go.mod uses an older version, there is a loop variable capture issue. The code takes the address of the...

GHSA-479M-364C-43VC validateSignature Loop Variable Capture Signature Bypass in goxmldsig

Details The validateSignature function in validate.go goes through the references in the SignedInfo block to find one that matches the signed element's ID. In Go versions before 1.22, or when go.mod uses an older version, there is a loop variable capture issue. The code takes the address of the...

EUVD-2026-12829

The "Privileged Helper" component of the Arturia Software Center MacOS does not perform sufficient client code signature validation when a client connects. This leads to an attacker being able to connect to the helper and execute privileged actions leading to local privilege escalation...

OPENSUSE-SU-2026:20392-1 Security update for python-Authlib

This update for python-Authlib fixes the following issues: Changes in python-Authlib: - CVE-2026-27962: JWS deserializecompact allows for signature bypass by accepting user-controlled embedded JWK as verification key bsc1259738 - CVE-2026-28490: cryptographic padding oracle in JWE RSA15 key...

GHSA-G5PH-F57V-MWJC OneUptime WhatsApp Webhook Missing Signature Verification

Summary The WhatsApp POST webhook handler /notification/whatsapp/webhook processes incoming status update events without verifying the Meta/WhatsApp X-Hub-Signature-256 HMAC signature, allowing any unauthenticated attacker to send forged webhook payloads that manipulate notification delivery stat...

Improper Verification of Cryptographic Signature

Overview @oneuptime/common is a The OneUptime Common UI Library is a collection of shared components, utilities that are used across the OneUptime platform. It is designed to be easy to install and use, and to be extensible. This library is built with React and TypeScript. It includes c Affected...

OneUptime WhatsApp Webhook Missing Signature Verification

Summary The WhatsApp POST webhook handler /notification/whatsapp/webhook processes incoming status update events without verifying the Meta/WhatsApp X-Hub-Signature-256 HMAC signature, allowing any unauthenticated attacker to send forged webhook payloads that manipulate notification delivery stat...

CVE-2026-24062

The "Privileged Helper" component of the Arturia Software Center MacOS does not perform sufficient client code signature validation when a client connects. This leads to an attacker being able to connect to the helper and execute privileged actions leading to local privilege escalation...

PT-2026-26066

The "Privileged Helper" component of the Arturia Software Center MacOS does not perform sufficient client code signature validation when a client connects. This leads to an attacker being able to connect to the helper and execute privileged actions leading to local privilege escalation...

PT-2026-26199

Summary The WhatsApp POST webhook handler /notification/whatsapp/webhook processes incoming status update events without verifying the Meta/WhatsApp X-Hub-Signature-256 HMAC signature, allowing any unauthenticated attacker to send forged webhook payloads that manipulate notification delivery stat...

Arturia Software Center 安全漏洞

The Arturia Software Center is an application developed by the French company Arturia, used for managing, installing, and updating music production software and plugins. The Arturia Software Center has a security vulnerability, which stems from insufficient client-side code signature verification...

CVE-2026-4258

Versions of the package sjcl before 1.0.9 are vulnerable to Improper Verification of Cryptographic Signature due to missing point-on-curve validation in sjcl.ecc.basicKey.publicKey. An attacker can recover a victim's ECDH private key by sending crafted off-curve public keys and observing ECDH...

The vulnerability of PDF viewing and editing programs such as Acrobat DC and Acrobat Reader DC, particularly in versions like Acrobat 2024, stems from errors in verifying cryptographic signatures. This allows attackers to exploit these vulnerabilities to gain increased privileges.

The vulnerabilities of PDF viewing and editing programs such as Acrobat DC, Acrobat Reader DC, and Acrobat 2024 are related to errors in verifying the cryptographic signature. Exploiting these vulnerabilities can allow attackers to enhance their privileges...

PT-2026-26148

Name of the Vulnerable Software and Affected Versions Sliver versions 1.7.3 and below Description Sliver is a command and control framework that utilizes a custom Wireguard network stack. Versions 1.7.3 and below contain a Remote Out-of-Memory OOM issue in the mTLS and WireGuard C2 transport laye...

PT-2026-25873

Name of the Vulnerable Software and Affected Versions sjcl affected versions not specified Description The software is susceptible to an Improper Verification of Cryptographic Signature issue due to missing point-on-curve validation within the sjcl.ecc.basicKey.publicKey function. An attacker can...

Improper Verification of Cryptographic Signature

Overview authlib is a library in building OAuth and OpenID Connect servers. Affected versions of this package are vulnerable to Improper Verification of Cryptographic Signature via the JsonWebSignature.preparealgorithmkey method in authlib/jose/rfc7515/jws.py. An attacker can bypass authenticatio...

CVE-2026-27962

A flaw was found in Authlib, a Python library used for creating secure authentication and authorization systems. This vulnerability, known as JWK JSON Web Key Header Injection, affects how Authlib verifies digital signatures in JWS JSON Web Signature tokens. An attacker can exploit this by creati...