CVE-2026-26282
Medium
Description
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.
SeverityMedium
CVSS6.6
Exploit probability—
ProductM2team Nanazip
PublishedFeb 19, 2026
First seenFeb 19, 2026
Weakness typeCWE-126CWE-126
How to fix
Update
- m2team nanazip6.0.1630.0 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| m2team nanazip | 5.0.1252.0 ≤ v < 6.0.1630.0 | 6.0.1630.0 |
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