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Unrated severityNVD Advisory· Published Feb 19, 2026· Updated Feb 20, 2026

NanaZip has DotNet Single file OOB Heap Read

CVE-2026-26282

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.

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Affected products

2
  • M2team/Nanazipllm-fuzzy2 versions
    >=5.0.1252.0, <6.0.1630.0+ 1 more
    • (no CPE)range: >=5.0.1252.0, <6.0.1630.0
    • (no CPE)range: >= 5.0.1252.0, < 6.0.1630.0

Patches

Vulnerability mechanics

References

1

News mentions

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