Portal for ArcGIS — Vulnerabilities & Security Advisories 50

This page documents security vulnerabilities associated with Portal for ArcGIS, an enterprise geographic information system developed by Esri. It specifically addresses weaknesses within this commercial platform that may allow unauthorized access, data exposure, or service disruption. The content aggregates vulnerability records affecting Portal for ArcGIS across multiple software versions, covering incidents reported from 2012 through the present. This collection includes flaws related to authentication bypasses, cross-site scripting, insecure direct object references, and other common weakness categories that impact the product’s integrity and availability. The dataset is compiled from vendor advisories, third-party security disclosures, and public vulnerability databases to provide a comprehensive historical view. Readers can use this resource to track Esri’s response timelines and patch release schedules for specific security issues. It enables users to understand the nature and severity of identified weakness classes within the context of this GIS software. Additionally, administrators and security analysts can look up the product’s vulnerability history to assess past risks and inform current mitigation strategies. This information supports informed decision-making regarding system updates, configuration hardening, and long-term security posture evaluation for deployments using Portal for ArcGIS. The goal is to provide factual, structured data that facilitates proactive risk management without speculative commentary or promotional language.