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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Fixes

Solution

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History

Fri, 20 Feb 2026 21:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Fri, 20 Feb 2026 19:45:00 +0000

Type Values Removed Values Added
Weaknesses CWE-125
CPEs cpe:2.3:a:m2team:nanazip:*:*:*:*:*:*:*:*
Metrics cvssV3_1

{'score': 6.6, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:H'}


Fri, 20 Feb 2026 10:15:00 +0000

Type Values Removed Values Added
First Time appeared M2team
M2team nanazip
Vendors & Products M2team
M2team nanazip

Thu, 19 Feb 2026 21:00:00 +0000

Type Values Removed Values Added
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.
Title NanaZip has DotNet Single file OOB Heap Read
Weaknesses CWE-126
References
Metrics cvssV4_0

{'score': 5.2, 'vector': 'CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:P/VC:L/VI:N/VA:H/SC:N/SI:N/SA:N'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: GitHub_M

Published:

Updated: 2026-02-20T20:02:32.672Z

Reserved: 2026-02-12T17:10:53.414Z

Link: CVE-2026-26282

cve-icon Vulnrichment

Updated: 2026-02-20T20:02:25.006Z

cve-icon NVD

Status : Analyzed

Published: 2026-02-19T21:18:31.500

Modified: 2026-02-20T19:42:56.213

Link: CVE-2026-26282

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-02-20T09:54:00Z

Weaknesses