yourls — Vulnerabilities & Security Advisories 4

Yourls serves as a self-hosted URL shortening service, enabling users to create and manage custom short links. Historically, it has been susceptible to multiple security vulnerabilities including remote code execution, cross-site scripting, and privilege escalation, as evidenced by its four recorded CVEs. These issues often stem from improper input validation and insufficient access controls. While no major public security incidents have been widely documented, the persistent presence of vulnerabilities highlights the importance of regular updates and proper configuration for secure deployment.