NanaZip is an open source file archive Starting in version 5.0.1252.0 and prior to version 6.0.1630.0, NanaZip has an out-of-bounds heap read in .NET Single File bundle header parser due to missing bounds check. Opening a crafted file with NanaZip causes a crash or leaks heap data to the user. Version 6.0.1630.0 patches the issue.
{
"cna_assigner": "GitHub_M",
"cwe_ids": [
"CWE-126"
],
"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/26xxx/CVE-2026-26282.json"
}{
"extracted_events": [
{
"range": [
{
"introduced": "5.0.1252.0"
},
{
"fixed": "6.0.1630.0"
}
],
"source": "AFFECTED_FIELD",
"strategy": "StringRangeExpression"
},
{
"cpe": "cpe:2.3:a:m2team:nanazip:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "5.0.1252.0"
},
{
"fixed": "6.0.1630.0"
}
],
"source": "CPE_RANGE"
}
]
}