High · published January 19, 2026
⚡ An incorrect authorization flaw lets attackers slip past deny IP rules like a VIP guest crashing your party! 🎉 Imagine a nightclub where bouncers are supposed to check IDs at the door, but one just lets anyone in without a glance — that's what this vulnerability does to your virtual gateway. It makes it far too easy for unwanted guests to mingle with all your sensitive data. An attacker exploiting this could bypass important security rules, potentially accessing restricted areas of your server. They could manipulate data, cause outages, or even set the stage for future attacks, leading to a catastrophic breach of trust and security.
Imagine a nightclub where bouncers are supposed to check IDs at the door, but one just lets anyone in without a glance — that's what this vulnerability does to your virtual gateway. It makes it far too easy for unwanted guests to mingle with all your sensitive data. This vulnerability in the virtual gateway component of Devolutions Server allows unauthorized access by bypassing deny IP rules, affecting versions between 2025.3.1 and 2025.3.12. Essentially, the server isn't verifying who should really be allowed inside, leaving the door wide open for attackers.
An attacker exploiting this could bypass important security rules, potentially accessing restricted areas of your server. They could manipulate data, cause outages, or even set the stage for future attacks, leading to a catastrophic breach of trust and security. Patch your Devolutions Server immediately to version 2025.3.13 or later to close this security gap. Additionally, review your server's access logs and configurations to ensure there are no lingering vulnerabilities. Implement stricter authorization checks to enhance your overall security posture. You've got this! Fixing this vulnerability will fortify your defenses and keep those unwanted guests at bay! 🛡️