PT-2025-37468

Name of the Vulnerable Software and Affected Versions Mattermost versions 10.5.0 through 10.5.9 Mattermost versions 10.9.0 through 10.9.4 Mattermost versions 10.10.0 through 10.10.1 Description Mattermost fails to validate the redirect to parameter, potentially allowing an attacker to craft a...

XML Entity Expansion

Overview Affected versions of this package are vulnerable to XML Entity Expansion via the messagemaxbytesize setting configured in the decoderawsaml function. An attacker can cause resource exhaustion by submitting a specially crafted large SAML response that is validated for Base64 format before...

CVE-2025-54572

The Ruby SAML library is for implementing the client side of a SAML authorization. In versions 1.18.0 and below, a denial-of-service vulnerability exists in ruby-saml even with the messagemaxbytesize setting configured. The vulnerability occurs because the SAML response is validated for Base64...

DEBIAN-CVE-2025-54572

The Ruby SAML library is for implementing the client side of a SAML authorization. In versions 1.18.0 and below, a denial-of-service vulnerability exists in ruby-saml even with the messagemaxbytesize setting configured. The vulnerability occurs because the SAML response is validated for Base64...

UBUNTU-CVE-2025-54572

The Ruby SAML library is for implementing the client side of a SAML authorization. In versions 1.18.0 and below, a denial-of-service vulnerability exists in ruby-saml even with the messagemaxbytesize setting configured. The vulnerability occurs because the SAML response is validated for Base64...

CVE-2025-54572

CVE-2025-54572 is a DoS in the Ruby SAML library used for SAML client-side assertions. The initial description states affected versions are ≤1.18.0 with a fix in 1.18.1. A Debian LTS advisory confirms a patch and provides a Debian-specific fix version (1.11.0-1+deb11u3) and recommends upgrading t...

CVE-2025-54572

The Ruby SAML library is for implementing the client side of a SAML authorization. In versions 1.18.0 and below, a denial-of-service vulnerability exists in ruby-saml even with the messagemaxbytesize setting configured. The vulnerability occurs because the SAML response is validated for Base64...

CVE-2025-54572 Ruby SAML DOS vulnerability with large SAML response

The Ruby SAML library is for implementing the client side of a SAML authorization. In versions 1.18.0 and below, a denial-of-service vulnerability exists in ruby-saml even with the messagemaxbytesize setting configured. The vulnerability occurs because the SAML response is validated for Base64...

CVE-2025-54572 Ruby SAML DOS vulnerability with large SAML response

The Ruby SAML library is for implementing the client side of a SAML authorization. In versions 1.18.0 and below, a denial-of-service vulnerability exists in ruby-saml even with the messagemaxbytesize setting configured. The vulnerability occurs because the SAML response is validated for Base64...

CVE-2025-54572 Ruby SAML DOS vulnerability with large SAML response

The Ruby SAML library is for implementing the client side of a SAML authorization. In versions 1.18.0 and below, a denial-of-service vulnerability exists in ruby-saml even with the messagemaxbytesize setting configured. The vulnerability occurs because the SAML response is validated for Base64...

GHSA-RRQH-93C8-J966 Ruby SAML DOS vulnerability with large SAML response

Summary A denial-of-service vulnerability exists in ruby-saml even with the messagemaxbytesize setting configured. The vulnerability occurs because the SAML response is validated for Base64 format prior to checking the message size, leading to potential resource exhaustion. Details ruby-saml...

Ruby SAML DOS vulnerability with large SAML response

Summary A denial-of-service vulnerability exists in ruby-saml even with the messagemaxbytesize setting configured. The vulnerability occurs because the SAML response is validated for Base64 format prior to checking the message size, leading to potential resource exhaustion. Details ruby-saml...

PT-2025-31391

Name of the Vulnerable Software and Affected Versions: ruby-saml versions 1.18.0 and below Description: The Ruby SAML library, used for implementing the client side of a SAML authorization, contains a denial-of-service vulnerability. The message max bytesize setting, intended to prevent resource...

Ruby SAML DOS vulnerability with large SAML response

Summary A denial-of-service vulnerability exists in ruby-saml even with the messagemaxbytesize setting configured. The vulnerability occurs because the SAML response is validated for Base64 format prior to checking the message size, leading to potential resource exhaustion. Details ruby-saml...

Improper Verification of Cryptographic Signature

Overview @node-saml/node-saml is a SAML 2.0 implementation for Node.js Affected versions of this package are vulnerable to Improper Verification of Cryptographic Signature via validatePostResponseAsync due to loading of the assertion from the unsigned original response document. An attacker can...

Node-SAML SAML Signature Verification Vulnerability

Node-SAML loads the assertion from the unsigned original response document. This is different than the parts that are verified when checking signature. This allows an attacker to modify authentication details within a valid SAML assertion. For example, in one attack it is possible to remove any...

CVE-2025-54419

A SAML library not dependent on any frameworks that runs in Node. In version 5.0.1, Node-SAML loads the assertion from the unsigned original response document. This is different than the parts that are verified when checking signature. This allows an attacker to modify authentication details with...

CVE-2025-54419 Node-SAML Contains SAML Signature Verification Vulnerability

A SAML library not dependent on any frameworks that runs in Node. In version 5.0.1, Node-SAML loads the assertion from the unsigned original response document. This is different than the parts that are verified when checking signature. This allows an attacker to modify authentication details with...

CVE-2025-54419 Node-SAML Contains SAML Signature Verification Vulnerability

A SAML library not dependent on any frameworks that runs in Node. In version 5.0.1, Node-SAML loads the assertion from the unsigned original response document. This is different than the parts that are verified when checking signature. This allows an attacker to modify authentication details with...

CVE-2025-54419

CVE-2025-54419 – Node-SAML (Node.js) : Affected component is the node-saml library. In v5.0.1, it loads the SAML assertion from the unsigned original response document, separate from the parts that are verified for signature. This mismatch allows an attacker who has a validly signed IdP document ...