CVE-2025-54887

CVE-2025-54887 affects the Ruby library jwe (Ruby implementation of RFC 7516) in versions 1.1.0 and earlier. The auth tag of encrypted JWEs can be brute-forced, enabling modification of JWEs to yield arbitrary plaintext and potentially revealing the GHASH key, which requires rotating keys after u...

Low: ruby3.2

Issue Overview: Thor before 1.4.0 can construct an unsafe shell command from library input. CVE-2025-54314 Affected Packages: ruby3.2 Issue Correction: Run dnf update ruby3.2 --releasever 2023.8.20250808 or dnf update --advisory ALAS2023-2025-1124 --releasever 2023.8.20250808 to update your syste...

JWE security vulnerabilities

JWE is a Ruby-based JSON Web encryption library from JSON Web Token open source. A security vulnerability exists in JWE 1.1.0 and earlier versions, which stems from the fact that the authentication tag that encrypts JWE can be brute-force broken, potentially resulting in a loss of confidentiality...

Medium: ruby3.2

Issue Overview: Ruby WEBrick readheader HTTP Request Smuggling Vulnerability. This vulnerability allows remote attackers to smuggle arbitrary HTTP requests on affected installations of Ruby WEBrick. This issue is exploitable when the product is deployed behind an HTTP proxy that fulfills specific...

CVE-2025-54887: Improper Validation of Integrity Check Value

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...

Ruby JWE Disclosure Modification

The vulnerability of the JSON Web Encryption JWE RFC 7516 standard implementation in the Ruby programming language is related to improper verification of data integrity. Exploiting this vulnerability could allow an attacker to disclose and modify the protected information...

CVE-2025-45765

ruby-jwt v3.0.0.beta1 was discovered to contain weak encryption. NOTE: the Supplier's perspective is "keysize is not something that is enforced by this library. Currently more recent versions of OpenSSL are enforcing some key sizes and those restrictions apply to the users of this gem also."...

CVE-2025-45765

ruby-jwt v3.0.0.beta1 was discovered to contain weak encryption. NOTE: the Supplier's perspective is "keysize is not something that is enforced by this library. Currently more recent versions of OpenSSL are enforcing some key sizes and those restrictions apply to the users of this gem also."...

DEBIAN-CVE-2025-45765

ruby-jwt v3.0.0.beta1 was discovered to contain weak encryption. NOTE: the Supplier's perspective is "keysize is not something that is enforced by this library. Currently more recent versions of OpenSSL are enforcing some key sizes and those restrictions apply to the users of this gem also."...

UBUNTU-CVE-2025-45765

ruby-jwt v3.0.0.beta1 was discovered to contain weak encryption. NOTE: the Supplier's perspective is "keysize is not something that is enforced by this library. Currently more recent versions of OpenSSL are enforcing some key sizes and those restrictions apply to the users of this gem also."...

Improper Validation of Integrity Check Value

Overview jwe is a Ruby implementation of the RFC 7516 JSON Web Encryption JWE standard. Affected versions of this package are vulnerable to Improper Validation of Integrity Check Value due to missing authentication tag validation in the AES-GCM process. An attacker can gain access to confidential...

rexml: REXML ReDoS vulnerability

A flaw was found in the ReXML XML toolkit for Ruby. Parsing XML data containing a large number of digits between & and x...; in a hex numeric character reference &x...; can trigger a regular expression denial of service ReDoS condition, leading to a denial of service...

rexml: REXML ReDoS vulnerability

A flaw was found in the ReXML XML toolkit for Ruby. Parsing XML data containing a large number of digits between & and x...; in a hex numeric character reference &x...; can trigger a regular expression denial of service ReDoS condition, leading to a denial of service...

CVE-2025-45765

The ruby-jwt v3.0.0.beta1 library is vulnerable to weak encryption because it does not enforce minimum key sizes. A malicious actor could exploit this lack of enforcement to compromise the confidentiality of protected data, potentially leading to unauthorized access to sensitive information. Whil...

CVE-2025-45765

ruby-jwt v3.0.0.beta1 was discovered to contain weak encryption. NOTE: the Supplier's perspective is "keysize is not something that is enforced by this library. Currently more recent versions of OpenSSL are enforcing some key sizes and those restrictions apply to the users of this gem also."...

JWT security vulnerability

jwt is a Ruby library for JSON Web Token open source. A security vulnerability exists in jwt version v3.0.0.beta1, which stems from the presence of a weak cryptographic implementation...

CVE-2025-45765

ruby-jwt v3.0.0.beta1 was discovered to contain weak encryption. NOTE: the Supplier's perspective is "keysize is not something that is enforced by this library. Currently more recent versions of OpenSSL are enforcing some key sizes and those restrictions apply to the users of this gem also."...

CVE-2025-45765: Inadequate Encryption Strength

ruby-jwt v3.0.0.beta1 was discovered to contain weak encryption. NOTE: the Supplier's perspective is "keysize is not something that is enforced by this library. Currently more recent versions of OpenSSL are enforcing some key sizes and those restrictions apply to the users of this gem also."...

PT-2025-32312 · Ruby-Jwt +1 · Ruby-Jwt +1

Name of the Vulnerable Software and Affected Versions: ruby-jwt version 3.0.0.beta1 Description: ruby-jwt v3.0.0.beta1 contains weak encryption. The supplier notes that key size is not enforced by the library itself, and restrictions imposed by recent versions of OpenSSL may apply to users of the...

CVE-2025-45765

ruby-jwt v3.0.0.beta1 was discovered to contain weak encryption. NOTE: the Supplier's perspective is "keysize is not something that is enforced by this library. Currently more recent versions of OpenSSL are enforcing some key sizes and those restrictions apply to the users of this gem also."...