📦 Firebase Php Jwt

by Google

🔍 What is Firebase Php Jwt?

Description coming soon...

🛡️ Security Overview

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⚠️ Known Vulnerabilities

CVE-2021-46743

CRITICAL CVSS 9.1 Mar 29, 2022

CVE-2021-46743 is an algorithm confusion vulnerability in Firebase PHP-JWT library that allows attackers to forge JWT tokens by exploiting key ID (kid) header mismatches when multiple key types are lo...

CVE-2025-45769

MEDIUM CVSS 6.5 Jul 31, 2025

CVE-2025-45769 involves weak encryption in php-jwt v6.11.0 due to insufficient key length validation, potentially allowing attackers to forge or tamper with JWT tokens. This affects applications using...