{"id":"CVE-2026-95509","revision":"a1c36ff3d3fc4162b1aaea40c6821dbe","records":[{"revision":"a1c36ff3d3fc4162b1aaea40c6821dbe","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-95509","aliases":[],"title":"Out-of-bounds read vulnerability in string formatting impacts Qt for MCUs","description":"Strings optimized for Latin-1 displaying Latin-1 characters cause incorrect String.arg() formatting by an incorrect buffer size calculation, causing out-of-bounds reading.","state":0,"publishedAt":"2026-09-29T10:40:12.578+00:00","modifiedAt":"2026-09-29T15:02:15.87+00:00","affected":[{"ecosystem":"Vendor product","name":"Qt for MCUs","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"qt\",\n                    \"product\": \"Qt for MCUs\",\n                    \"modules\": [\n                        \"qul\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"status\": \"affected\",\n                            \"version\": \"2.6.0\",\n                            \"lessThan\": \"2.11.3\",\n                            \"versionType\": \"python\"\n                        },\n                        {\n                            \"status\": \"affected\",\n                            \"version\": \"2.12.0\",\n                            \"lessThan\": \"2.12.3\",\n                            \"versionType\": \"python\"\n                        }\n                    ],\n                    \"defaultStatus\": \"unaffected\"\n                }"}],"metrics":[{"system":"CVSS 4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:H/SC:N/SI:N/SA:N","score":8.8,"severity":"HIGH"}],"references":["https://wiki.qt.io/List_of_known_vulnerabilities_in_Qt_products#CVE-2026-95509:"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-95509","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-95509","identifiers":["CVE-2026-95509"]},"retained":false,"historicalAffected":[]}],"coverage":[]}