snes9x 1.63 allows an out-of-bounds write and denial of service via a crafted .ups file.
{
"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/39xxx/CVE-2026-39199.json",
"cna_assigner": "mitre",
"cwe_ids": [
"CWE-787"
]
}