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OpenAdvisories
Medium · 5.2 CVE-2026-26282 EUVD-2026-8310

NanaZip has DotNet Single file OOB Heap Read

Published Feb 19, 2026 · Updated Feb 20, 2026 · Assigned by GitHub_M

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.

Affected products

VendorProductAffectedFixed
M2Team NanaZip >= 5.0.1252.0, < 6.0.1630.0 —

References