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CVE Vulnerability Details :
CVE-2026-26282
PUBLISHED
More InfoOfficial Page
Assigner-GitHub_M
Assigner Org ID-a0819718-46f1-4df5-94e2-005712e83aaa
View Known Exploited Vulnerability (KEV) details
Published At-19 Feb, 2026 | 20:41
Updated At-19 Feb, 2026 | 20:41
Rejected At-
▼CVE Numbering Authority (CNA)
NanaZip has DotNet Single file OOB Heap Read

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
Vendor
M2Team
Product
NanaZip
Versions
Affected
  • >= 5.0.1252.0, < 6.0.1630.0
Problem Types
TypeCWE IDDescription
CWECWE-126CWE-126: Buffer Over-read
Type: CWE
CWE ID: CWE-126
Description: CWE-126: Buffer Over-read
Metrics
VersionBase scoreBase severityVector
4.05.2MEDIUM
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
Version: 4.0
Base score: 5.2
Base severity: MEDIUM
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
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://github.com/M2Team/NanaZip/security/advisories/GHSA-ccpc-2222-xv5c
x_refsource_CONFIRM
https://github.com/user-attachments/files/25274143/poc.exe.zip
x_refsource_MISC
Hyperlink: https://github.com/M2Team/NanaZip/security/advisories/GHSA-ccpc-2222-xv5c
Resource:
x_refsource_CONFIRM
Hyperlink: https://github.com/user-attachments/files/25274143/poc.exe.zip
Resource:
x_refsource_MISC
Details not found