{"description":"Trending threats, MITRE ATT\u0026CK coverage, and detection metadata. Fed continuously.","favicon":"https://feed.craftedsignal.io/favicon-32x32.png","feed_url":"https://feed.craftedsignal.io/tags/cve-2026-27563/feed.json","home_page_url":"https://feed.craftedsignal.io/","icon":"https://feed.craftedsignal.io/apple-touch-icon.png","items":[{"_cs_actors":[],"_cs_cpes":[],"_cs_cves":[{"cvss":7.2,"id":"CVE-2026-27563"}],"_cs_exploited":false,"_cs_has_poc":false,"_cs_poc_references":[],"_cs_products":["/api/datastorage/data"],"_cs_severities":["high"],"_cs_tags":["cve-2026-27563","command-injection","webserver","vulnerability"],"_cs_type":"advisory","_cs_vendors":[],"content_html":"\u003cp\u003eCVE-2026-27563 is a critical security vulnerability involving improper neutralization of special elements used in an OS command. The vulnerability resides within the /api/datastorage/data endpoint. An attacker who has already obtained high-privileged administrative credentials can leverage this flaw to perform command injection. By sending a specially crafted GET request to the vulnerable endpoint, the attacker can execute arbitrary operating system commands at the root privilege level of the affected device. This vulnerability presents a high risk of total system compromise, allowing an adversary to maintain persistence, exfiltrate data, or pivot through the internal network. Defense-in-depth strategies, such as strict input validation on API endpoints and the implementation of the principle of least privilege for administrative accounts, are recommended.\u003c/p\u003e\n\u003ch2 id=\"impact\"\u003eImpact\u003c/h2\u003e\n\u003cp\u003eSuccessful exploitation of CVE-2026-27563 allows an attacker to achieve full root-level control over the target system. This permits the modification of system configurations, the extraction of sensitive data, and the potential disruption of critical business services. Because the attack requires administrative credentials, the primary concern is post-compromise activity by an entity that has already bypassed initial authentication barriers.\u003c/p\u003e\n\u003ch2 id=\"recommendation\"\u003eRecommendation\u003c/h2\u003e\n\u003col\u003e\n\u003cli\u003eImplement strict input validation on the /api/datastorage/data endpoint to reject malicious shell metacharacters or unauthorized OS command sequences.\u003c/li\u003e\n\u003cli\u003eAudit all administrative activity and access logs for the web application to identify anomalous requests to the data storage API.\u003c/li\u003e\n\u003cli\u003eRestrict access to administrative API endpoints via network-level controls, ensuring they are only reachable from hardened jump hosts or specific management networks.\u003c/li\u003e\n\u003cli\u003eRegularly update all web-facing software and frameworks to ensure that patches for command injection vulnerabilities are applied immediately upon availability.\u003c/li\u003e\n\u003c/ol\u003e\n","date_modified":"2026-09-16T09:50:20Z","date_published":"2026-09-16T09:50:20Z","id":"https://feed.craftedsignal.io/briefs/2026-09-cve-2026-27563/","summary":"An authenticated high-privileged remote attacker can exploit a command injection vulnerability in the /api/datastorage/data endpoint to execute arbitrary code with root privileges.","title":"Command Injection in /api/datastorage/data Endpoint (CVE-2026-27563)","url":"https://feed.craftedsignal.io/briefs/2026-09-cve-2026-27563/"}],"language":"en","title":"CraftedSignal Threat Feed - Cve-2026-27563","version":"https://jsonfeed.org/version/1.1"}