RHEL 10 : cjose (RHSA-2026:83224)

The remote Redhat Enterprise Linux 10 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2026:83224 advisory. CJose is C library implementing the Javascript Object Signing and Encryption JOSE. Security Fixes: cjose: OpenIDC/cjose uses all-zero Content...

Rocky Linux 10.2 [CIQ] Security Update: cjose / cjose-debuginfo / cjose-debugsource / cjose-devel (crlsa-2026_80605)

The Rocky Linux 10.2 host has packages installed that are affected by a vulnerability as referenced in the CIQ crlsa-202680605 advisory. cjose: OpenIDC/cjose uses all-zero Content Encryption Key for AES-CBC-HMAC JWE encryption CVE-2026-53939 Tenable has extracted the preceding description block...

MGASA-2026-0496 Updated cjose packages fix security vulnerabilities

The updated packages fix security vulnerabilities: Heap buffer overflow in AES Key Wrap decryption A128KW/A192KW/A256KW. CVE-2026-53938 All-zero Content Encryption Key used for AES-CBC-HMAC JWE encryption. CVE-2026-53939...

CVE-2026-29000-PoC-Exploit

🚀 CVE-2026-29000 - pac4j-jwt Authentication Bypass Exploit CVE-2026-29000 - One-Click Admin Forge via JWT alg:none + JWE Encryption 📌 Overview This exploit weaponizes CVE-2026-29000 , a critical CVSS 10.0 vulnerability in the pac4j-jwt library. By extracting the server's public JWKS key and...

AlmaLinux 10 : cjose (ALSA-2026:80605)

The remote AlmaLinux 10 host has packages installed that are affected by a vulnerability as referenced in the ALSA-2026:80605 advisory. cjose: OpenIDC/cjose uses all-zero Content Encryption Key for AES-CBC-HMAC JWE encryption CVE-2026-53939 Tenable has extracted the preceding description block...

openSUSE 16 Security Update : cjose (openSUSE-SU-2026:21944-1)

The remote openSUSE 16 host has packages installed that are affected by multiple vulnerabilities as referenced in the openSUSE-SU-2026:21944-1 advisory. - CVE-2026-53938: missing encryptedkey length validation during AES Key Wrap decryption can cause heap- based buffer overflow bsc1279844. -...

Linux Distros Unpatched Vulnerability : CVE-2026-53939

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - OpenIDC/cjose is a C library implementing the Javascript Object Signing and Encryption JOSE. In versions 0.6.1 through 0.6.2.5, when cjose encrypts a JWE using ...

CVE-2026-53939

OpenIDC/cjose is a C library implementing the Javascript Object Signing and Encryption JOSE. In versions 0.6.1 through 0.6.2.5, when cjose encrypts a JWE using an AES-CBC-HMAC content-encryption algorithm A128CBC-HS256, A192CBC-HS384, or A256CBC-HS512 together with any key-management algorithm th...

DEBIAN-CVE-2026-53939

OpenIDC/cjose is a C library implementing the Javascript Object Signing and Encryption JOSE. In versions 0.6.1 through 0.6.2.5, when cjose encrypts a JWE using an AES-CBC-HMAC content-encryption algorithm A128CBC-HS256, A192CBC-HS384, or A256CBC-HS512 together with any key-management algorithm th...

CVE-2026-53939 OpenIDC/cjose uses all-zero Content Encryption Key for AES-CBC-HMAC JWE encryption

OpenIDC/cjose is a C library implementing the Javascript Object Signing and Encryption JOSE. In versions 0.6.1 through 0.6.2.5, when cjose encrypts a JWE using an AES-CBC-HMAC content-encryption algorithm A128CBC-HS256, A192CBC-HS384, or A256CBC-HS512 together with any key-management algorithm th...

CVE-2026-53939 OpenIDC/cjose uses all-zero Content Encryption Key for AES-CBC-HMAC JWE encryption

OpenIDC/cjose is a C library implementing the Javascript Object Signing and Encryption JOSE. In versions 0.6.1 through 0.6.2.5, when cjose encrypts a JWE using an AES-CBC-HMAC content-encryption algorithm A128CBC-HS256, A192CBC-HS384, or A256CBC-HS512 together with any key-management algorithm th...

CVE-2026-53939

OpenIDC/cjose is a C library implementing the Javascript Object Signing and Encryption JOSE. In versions 0.6.1 through 0.6.2.5, when cjose encrypts a JWE using an AES-CBC-HMAC content-encryption algorithm A128CBC-HS256, A192CBC-HS384, or A256CBC-HS512 together with any key-management algorithm th...

CVE-2026-53939

OpenIDC/cjose is a C library implementing JOSE. In versions 0.6.1 through 0.6.2.5 , when encrypting a JWE using an AES-CBC-HMAC content-encryption algorithm (A128CBC-HS256, A192CBC-HS384, or A256CBC-HS512) with any key-management algorithm that generates a fresh CEK, the CEK is all zero bytes ins...

CVE-2026-53939 OpenIDC/cjose uses all-zero Content Encryption Key for AES-CBC-HMAC JWE encryption

OpenIDC/cjose is a C library implementing the Javascript Object Signing and Encryption JOSE. In versions 0.6.1 through 0.6.2.5, when cjose encrypts a JWE using an AES-CBC-HMAC content-encryption algorithm A128CBC-HS256, A192CBC-HS384, or A256CBC-HS512 together with any key-management algorithm th...

PT-2026-88524

Name of the Vulnerable Software and Affected Versions OpenIDC/cjose versions 0.6.1 through 0.6.2.5 Description When encrypting a JSON Web Encryption JWE using AES-CBC-HMAC content-encryption algorithms A128CBC-HS256, A192CBC-HS384, or A256CBC-HS512 combined with any key-management algorithm that...

cjose -- Use of Hard-coded Cryptographic Key

https://github.com/OpenIDC/cjose/security/advisories/GHSA-f6wf-pqg3-6wqq reports: OpenIDC/cjose is a C library implementing the Javascript Object Signing and Encryption JOSE. In versions 0.6.1 through 0.6.2.5, when cjose encrypts a JWE using an AES-CBC-HMAC content-encryption algorithm...

GHSA-7432-952R-CW78 Authlib Vulnerable to JWE RSA1_5 Bleichenbacher Padding Oracle

Executive Summary A cryptographic padding oracle vulnerability was identified in the Authlib Python library concerning the implementation of the JSON Web Encryption JWE RSA15 key management algorithm. Authlib registers RSA15 in its default algorithm registry without requiring explicit opt-in,...

CVE-2025-54887 jwe: Missing AES-GCM authentication tag validation in encrypted JWEs

jwe is a Ruby implementation of the RFC 7516 JSON Web Encryption JWE standard. In versions 1.1.0 and below, authentication tags of encrypted JWEs can be brute forced, which may result in loss of confidentiality for those JWEs and provide ways to craft arbitrary JWEs. This puts users at risk becau...