CVE-2026-77357

8.7

mesop-dev · mesop

Mesop is vulnerable to uncontrolled resource consumption and excessive iteration, which can be triggered by unauthenticated users to cause a denial of service.

Executive summary

An unauthenticated denial of service vulnerability in the Mesop framework could allow remote attackers to consume excessive system resources and disrupt web application availability.

Vulnerability

The vulnerability is characterized by uncontrolled resource consumption (CWE-400) and excessive iteration (CWE-834), which can be triggered by unauthenticated attackers. By sending specifically crafted requests, an attacker can force the framework into loops or resource-heavy operations that exhaust system memory or CPU.

Business impact

The vulnerability enables a denial of service condition that can render applications built on the Mesop framework unresponsive. This poses a significant threat to business continuity and service uptime, justifying the high severity score of 8.7.

Remediation

Immediate Action: Update the Mesop framework to version 1.3.3 or higher immediately to resolve the resource consumption flaws.

Proactive Monitoring: Monitor server CPU and memory usage for sudden spikes that correlate with incoming web traffic, which may indicate an attempt to exploit this vulnerability.

Compensating Controls: Deploy rate limiting on the web server or load balancer to mitigate the impact of malicious requests intended to exhaust application resources.

Exploitation status

Public Exploit Available: Unknown

Analyst recommendation

Framework-level vulnerabilities impact all applications built upon them, making this a high-priority update. Administrators and developers must update to version 1.3.3 immediately to prevent service disruptions and ensure the stability of their web applications.