{"apiVersion":"1.0","identifier":"CVE-2026-79786","description":"Coroot-s unauthenticated MCP OAuth dynamic client registration endpoint accepts any syntactically valid redirect URI without validation, allowing attackers to register clients pointing to attacker-controlled hosts. Attackers can send authorization URLs to signed-in users, capture their authorization codes upon consent approval, and exchange them for access tokens to hijack MCP sessions.","publishedAt":"2026-08-25T19:16:54","lastModifiedAt":"2026-08-25T19:16:54","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-79786","cvssScore":7.1,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:L/A:N","epssProbability":0.00219,"riskScore":0.72,"affectedProduct":"Coroot","affectedVersions":"unknown","vulnerabilityType":"Web app","operatingSystems":[],"links":{"self":"https://www.redsauce.net/api/cves/CVE-2026-79786","webPages":{"es":"https://www.redsauce.net/es/cves/CVE-2026-79786","en":"https://www.redsauce.net/en/cves/CVE-2026-79786","fr":"https://www.redsauce.net/fr/cves/CVE-2026-79786","pt":"https://www.redsauce.net/pt/cves/CVE-2026-79786","de":"https://www.redsauce.net/de/cves/CVE-2026-79786","sk":"https://www.redsauce.net/sk/cves/CVE-2026-79786","el":"https://www.redsauce.net/el/cves/CVE-2026-79786"},"source":"https://nvd.nist.gov/vuln/detail/CVE-2026-79786"}}