CVE-2026-26282

Summary

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 Software

VendorProductVersion RangeStatus
M2TeamNanaZip>= 5.0.1252.0, < 6.0.1630.0affected

Weaknesses

  • CWE-126: CWE-126: Buffer Over-read

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: poc
    • Automatable: no
    • Technical Impact: partial

References