OneLogin PythonSAML 2.3.0 and earlier may incorrectly utilize the results of XML DOM traversal and canonicalization APIs in such a way that an attacker may be able to manipulate the SAML data without invalidating the cryptographic signature, allowing the attack to potentially bypass authentication to SAML service providers.
{ "nvd_published_at": null, "cwe_ids": [ "CWE-287" ], "severity": "HIGH", "github_reviewed": true, "github_reviewed_at": "2020-06-16T21:42:49Z" }