CVE-2026-102946 joserfc: JWS signature verification bypass via empty signatures array in jws.deserialize_json

joserfc is a Python library that provides an implementation of several JSON Object Signing and Encryption JOSE standards. Prior to 1.7.4, joserfc.jws.deserializejson accepts a JWS General JSON Serialization with an empty signatures array as authenticated. The verifygeneraljson loop performs no...

CVE-2026-102946 joserfc: JWS signature verification bypass via empty signatures array in jws.deserialize_json

joserfc is a Python library that provides an implementation of several JSON Object Signing and Encryption JOSE standards. Prior to 1.7.4, joserfc.jws.deserializejson accepts a JWS General JSON Serialization with an empty signatures array as authenticated. The verifygeneraljson loop performs no...

CVE-2026-102946: Authentication Bypass by Spoofing

joserfc is a Python library that provides an implementation of several JSON Object Signing and Encryption JOSE standards. Prior to 1.7.4, joserfc.jws.deserializejson accepts a JWS General JSON Serialization with an empty signatures array as authenticated. The verifygeneraljson loop performs no...

PT-2026-115112

Name of the Vulnerable Software and Affected Versions joserfc versions prior to 1.7.4 Description The deserialize json function in the joserfc.jws module incorrectly handles JWS General JSON Serialization when the signatures array is empty. The verify general json function fails to perform any...

National Security Agency Ghidra data falsification vulnerability

National Security Agency Ghidra is a software reverse-engineering framework developed by the National Security Agency NSA. Prior to version 12.1 of National Security Agency Ghidra, there was a data manipulation vulnerability. This vulnerability stemmed from the PKIAuthenticationModule.authenticat...

bouncycastle: BC-JAVA: PKIX draft CompositeVerifier accepts empty signature sequence as valid

A flaw was found in Legion of the Bouncy Castle Inc. BC-JAVA bcpkix. The PKIX draft CompositeVerifier implementation improperly accepts an empty signature sequence as a valid cryptographic signature. This issue allows a remote attacker to bypass signature verification mechanisms, potentially...

bouncycastle: BC-JAVA: PKIX draft CompositeVerifier accepts empty signature sequence as valid

A flaw was found in Legion of the Bouncy Castle Inc. BC-JAVA bcpkix. The PKIX draft CompositeVerifier implementation improperly accepts an empty signature sequence as a valid cryptographic signature. This issue allows a remote attacker to bypass signature verification mechanisms, potentially...

SUSE CVE-2026-5588

Use of a Broken or Risky Cryptographic Algorithm vulnerability in Legion of the Bouncy Castle Inc. BC-JAVA bcpkix on all pkix modules, Legion of the Bouncy Castle Inc. BCPKIX-FIPS bcpkix on All pkix modules, Legion of the Bouncy Castle Inc. BCPIX-LTS bcpkix on All pkix modules. This vulnerability...

Linux Distros Unpatched Vulnerability : CVE-2026-5588

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Use of a Broken or Risky Cryptographic Algorithm vulnerability in Legion of the Bouncy Castle Inc. BC-JAVA bcpkix on all pkix modules, Legion of the Bouncy Cast...

GHSA-WG6Q-6289-32HP Bouncy Castle Crypto Package For Java: Use of a Broken or Risky Cryptographic Algorithm vulnerability in bcpkix modules

: Use of a Broken or Risky Cryptographic Algorithm vulnerability in Legion of the Bouncy Castle Inc. BC-JAVA bcpkix on all pkix modules. PKIX draft CompositeVerifier accepts empty signature sequence as valid. This issue affects BC-JAVA: from 1.49 before 1.84...

EUVD-2026-22871

: Use of a Broken or Risky Cryptographic Algorithm vulnerability in Legion of the Bouncy Castle Inc. BC-JAVA bcpkix on all pkix modules. PKIX draft CompositeVerifier accepts empty signature sequence as valid. This issue affects BC-JAVA: from 1.49 before 1.84...

Improper Verification of Cryptographic Signature

Overview Affected versions of this package are vulnerable to Improper Verification of Cryptographic Signature due to the verifybyte expected function in JcaContentVerifierProviderBuilder. An attacker can forge a protected CMP/PKI message by supplying an empty composite signature sequence that...

Improper Verification of Cryptographic Signature

Overview Affected versions of this package are vulnerable to Improper Verification of Cryptographic Signature due to the verifybyte expected function in JcaContentVerifierProviderBuilder. An attacker can forge a protected CMP/PKI message by supplying an empty composite signature sequence that...

CVE-2026-5588 PKIX draft CompositeVerifier accepts empty signature sequence as valid.

Use of a Broken or Risky Cryptographic Algorithm vulnerability in Legion of the Bouncy Castle Inc. BC-JAVA bcpkix on all pkix modules, Legion of the Bouncy Castle Inc. BCPKIX-FIPS bcpkix on All pkix modules, Legion of the Bouncy Castle Inc. BCPIX-LTS bcpkix on All pkix modules. This vulnerability...

Authlib data forgery vulnerability

Authlib is an open-source library developed by Authlib developers, designed as a ultimate Python library for building OAuth and OpenID Connect servers. Versions of Authlib from 1.6.5 to 1.6.7 had a data manipulation vulnerability. This vulnerability occurred when malicious JWTs containing alg: no...