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Received β€” 9 March 2026 ⏭ Cyber Security Advisories - MS-ISAC

A Vulnerability in pac4j-jwt (JwtAuthenticator) Could Allow for Authentication Bypass

A vulnerability has been discovered in pac4j-jwt (JwtAuthenticator) which could allow for authentication bypass. pac4j-jwt is a Java module within the pac4j security framework designed for generating, validating, and managing JSON Web Tokens (JWT) to secure web applications and services. It supports signed and encrypted tokens, primarily using the Nimbus JOSE+JWT library to handle authentication, profile generation, and signature configuration. Successful exploitation of this vulnerability could allow an unauthenticated, remote attacker to bypass authentication and authenticate as any user (including administrator), with any role, without knowing a single secret.

Multiple Vulnerabilities in Cisco Products Could Allow for Remote Code Execution

Multiple vulnerabilities have been discovered in Cisco products, the most severe of which could allow for remote code execution.Β 


  • Cisco Secure Firewall Management Center (FMC) is a centralized management platform for Cisco firewalls.
  • Cisco Secure Firewall Adaptive Security Appliance (ASA) Software is the core operating system that powers the Cisco ASA family of firewalls.
  • Cisco Secure Firewall Threat Defense (FTD) is a unified software image for Cisco Firepower appliances that combines ASA firewall functionality with Snort IPS, URL filtering, and advanced malware protection (AMP).


Successful exploitation of the most severe of these vulnerabilities could allow for remote code execution as root, which may lead to the complete compromise of the affected device.

Multiple Vulnerabilities in Google Android OS Could Allow for Remote Code Execution

Multiple vulnerabilities have been discovered in Google Android OS, the most severe of which could allow for remote code execution. Android is an operating system developed by Google for mobile devices, including, but not limited to, smartphones, tablets, and watches. Successful exploitation of the most severe of these vulnerabilities could allow for remote code execution. Depending on the privileges associated with the exploited component, an attacker could then install programs; view, change, or delete data; or create new accounts with full rights.Β 

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