xwiki — Vulnerabilities & Security Advisories 245

XWiki serves as an open-source enterprise wiki platform, enabling organizations to create, manage, and share collaborative documentation and knowledge bases. Its architecture, built on Java and supporting complex extensions, has historically exposed it to a wide array of security flaws, resulting in 243 recorded Common Vulnerabilities and Exposures. The most prevalent issues involve Remote Code Execution (RCE), Cross-Site Scripting (XSS), and privilege escalation vulnerabilities, often stemming from improper input validation or insecure default configurations. Notable incidents have included attackers exploiting unpatched RCE flaws to gain full system control, highlighting the risks associated with its extensive plugin ecosystem. While the project maintains an active security response team, the sheer volume of disclosed defects underscores the complexity of securing a feature-rich, Java-based application. Continuous patching and strict access controls remain essential for mitigating these persistent threats in production environments.