{"id":"CVE-2026-109520","url":"https://www.cyber-defence.io/tools/cve/CVE-2026-109520","generatedAt":"2026-10-28T01:02:42.470Z","title":"Affected by this vulnerability is the function MmMapIoSpace in the library AMDRyzenMasterDriver.sys of the component Dispatch Handler.","description":"A flaw has been found in Colorful iGameCenter 2.0.0.82. Affected by this vulnerability is the function MmMapIoSpace in the library AMDRyzenMasterDriver.sys of the component Dispatch Handler. This manipulation of the argument SystemBuffer causes privilege defined with unsafe actions. The attack needs to be launched locally. The vendor was contacted early about this disclosure but did not respond in any way.","published":"2026-10-13T14:17:27.000Z","lastModified":"2026-10-15T16:17:44.000Z","status":"Deferred","sourceIdentifier":"cna@vuldb.com","cvss":{"version":"4.0","score":9.3,"severity":"CRITICAL","vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M"},"cwe":["CWE-266","CWE-267"],"affected":[],"epss":{"score":0.00111,"percentile":0.01301,"date":"2026-10-26","history":[{"date":"2026-10-14","score":0.00151,"percentile":0.03848}]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (0.11%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[{"kind":"new","label":"New CVE","at":"2026-10-13T14:17:27.000Z","detail":{"score":"9.3","severity":"CRITICAL","publishedAt":"2026-10-13T14:17:26.800Z"},"summary":"New CVE, critical severity (CVSS 9.3)."}],"references":[{"url":"https://vuldb.com/cve/CVE-2026-109520","source":"cna@vuldb.com"},{"url":"https://vuldb.com/submit/984282","source":"cna@vuldb.com"},{"url":"https://vuldb.com/vuln/417176","source":"cna@vuldb.com"},{"url":"https://vuldb.com/vuln/417176/cti","source":"cna@vuldb.com"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-109520","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}