CVE-2025-48994

SignXML (Python) prior to 4.0.4 is vulnerable to an algorithm confusion attack when verifying signatures with require_x509=False and hmac_key is set, allowing an attacker to forge a signature under a different algorithm if the expected signature algorithms are not restricted (verify(expect_config...

CVE-2025-48994 SignXML's signature verification with HMAC is vulnerable to an algorithm confusion attack

SignXML is an implementation of the W3C XML Signature standard in Python. When verifying signatures with X509 certificate validation turned off and HMAC shared secret set signxml.XMLVerifier.verifyrequirex509=False, hmackey=..., versions of SignXML prior to 4.0.4 are vulnerable to a potential...

CVE-2025-48994 SignXML's signature verification with HMAC is vulnerable to an algorithm confusion attack

SignXML is an implementation of the W3C XML Signature standard in Python. When verifying signatures with X509 certificate validation turned off and HMAC shared secret set signxml.XMLVerifier.verifyrequirex509=False, hmackey=..., versions of SignXML prior to 4.0.4 are vulnerable to a potential...

PT-2025-23537 · Signxml · Signxml

Name of the Vulnerable Software and Affected Versions: SignXML versions prior to 4.0.4 Description: The issue concerns a potential algorithm confusion attack when verifying signatures with X509 certificate validation turned off and HMAC shared secret set. This could allow an attacker to supply a...

CVE-2024-54150

cjwt is a C JSON Web Token JWT Implementation. Algorithm confusion occurs when a system improperly verifies the type of signature used, allowing attackers to exploit the lack of distinction between signing methods. If the system doesn't differentiate between an HMAC signed token and an RS/EC/PS...

CVE-2023-48238

joaquimserafim/json-web-token is a javascript library use to interact with JSON Web Tokens JWT which are a compact URL-safe means of representing claims to be transferred between two parties. Versions prior to 4.0.0 are vulnerable to a JWT algorithm confusion attack. On line 86 of the 'index.js'...

Linux Distros Unpatched Vulnerability : CVE-2024-33663

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - python-jose through 3.3.0 has algorithm confusion with OpenSSH ECDSA keys and other key formats. This is similar to CVE-2022-29217. CVE-2024-33663 Note that...

CVE-2024-54150

cjwt is a C JSON Web Token JWT Implementation. Algorithm confusion occurs when a system improperly verifies the type of signature used, allowing attackers to exploit the lack of distinction between signing methods. If the system doesn't differentiate between an HMAC signed token and an RS/EC/PS...

CVE-2024-54150 Algorithm Confusion Vulnerability in cjwt

cjwt is a C JSON Web Token JWT Implementation. Algorithm confusion occurs when a system improperly verifies the type of signature used, allowing attackers to exploit the lack of distinction between signing methods. If the system doesn't differentiate between an HMAC signed token and an RS/EC/PS...

CVE-2024-54150 Algorithm Confusion Vulnerability in cjwt

cjwt is a C JSON Web Token JWT Implementation. Algorithm confusion occurs when a system improperly verifies the type of signature used, allowing attackers to exploit the lack of distinction between signing methods. If the system doesn't differentiate between an HMAC signed token and an RS/EC/PS...

CVE-2024-54150

CVE-2024-54150 (cjwt) is a vulnerability in the C JWT implementation where signature verification fails to differentiate between symmetric and asymmetric signing methods (e.g., HS256 vs RS256/PS/EC). The root cause is algorithm confusion during verification, which can allow an attacker to forge t...

CVE-2024-54150 Algorithm Confusion Vulnerability in cjwt

cjwt is a C JSON Web Token JWT Implementation. Algorithm confusion occurs when a system improperly verifies the type of signature used, allowing attackers to exploit the lack of distinction between signing methods. If the system doesn't differentiate between an HMAC signed token and an RS/EC/PS...

RHEL 8 / 9 : Red Hat Ansible Automation Platform 2.4 Product Security and Bug Fix Update (Moderate) (RHSA-2024:6428)

The remote Redhat Enterprise Linux 8 / 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2024:6428 advisory. Red Hat Ansible Automation Platform provides an enterprise framework for building, deploying and managing IT automation at scale. IT...

python-jose: algorithm confusion with OpenSSH ECDSA keys and other key formats

python-jose through 3.3.0 has algorithm confusion with OpenSSH ECDSA keys and other key formats. This is similar to CVE-2022-29217...

Mageia: Security Advisory (MGASA-2024-0238)

The remote host is missing an update for the SPDX-FileCopyrightText: 2024 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

Updated python-authlib packages fix security vulnerability

Authlib before 1.3.1 has algorithm confusion with asymmetric public keys. Unless an algorithm is specified in a jwt.decode call, HMAC verification is allowed with any asymmetric public key. This is similar to CVE-2022-29217 and CVE-2024-33663...

MGASA-2024-0238 Updated python-authlib packages fix security vulnerability

Authlib before 1.3.1 has algorithm confusion with asymmetric public keys. Unless an algorithm is specified in a jwt.decode call, HMAC verification is allowed with any asymmetric public key. This is similar to CVE-2022-29217 and CVE-2024-33663...

SUSE SLED15 / SLES15 / openSUSE 15 Security Update : python-Authlib (SUSE-SU-2024:2064-1)

The remote SUSE Linux SLED15 / SLEDSAP15 / SLES15 / SLESSAP15 / openSUSE 15 host has a package installed that is affected by a vulnerability as referenced in the SUSE-SU-2024:2064-1 advisory. - Update to version 1.3.1 - CVE-2024-37568: Fixed algorithm confusion with asymmetric public keys...

SUSE-SU-2024:2064-1 Security update for python-Authlib

This update for python-Authlib fixes the following issues: - Update to version 1.3.1 - CVE-2024-37568: Fixed algorithm confusion with asymmetric public keys. bsc1226138...

SUSE CVE-2024-37568

lepture Authlib before 1.3.1 has algorithm confusion with asymmetric public keys. Unless an algorithm is specified in a jwt.decode call, HMAC verification is allowed with any asymmetric public key. This is similar to CVE-2022-29217 and CVE-2024-33663...