CVE-2026-6691 MongoDB C Driver Cyrus SASL Canonicalization Buffer Overflow

The MongoDB C Driver's Cyrus SASL integration performs unsafe string copying during username canonicalization, enabling a heap buffer overflow before any authentication or network traffic. This may be triggered by passing untrusted input in the username of a MongoDB URI with authMechanism=GSSAPI...

Malwarebytes acquires Cyrus Security

Today, I am absolutely thrilled to share some exciting news: Malwarebytes is officially welcoming Cyrus Security into our family. This acquisition signifies an exciting chapter in our journey, and I wanted to share why this development is so special, and what it means for the millions who trust...

cyrus-sasl: failure to properly escape SQL input allows an attacker to execute arbitrary SQL commands

A flaw was found in the SQL plugin shipped with Cyrus SASL. The vulnerability occurs due to failure to properly escape SQL input and leads to an improper input validation vulnerability. This flaw allows an attacker to execute arbitrary SQL commands and the ability to change the passwords for othe...