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.
Scores
CVSS v3
6.6
EPSS
0.0003
EPSS Percentile
7.7%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:H
CISA SSVC
Vulnrichment
Exploitation
poc
Automatable
no
Technical Impact
partial
Details
CWE
CWE-126
CWE-125
Status
published
Products (1)
m2team/nanazip
5.0.1252.0 - 6.0.1630.0
Published
Feb 19, 2026
Tracked Since
Feb 20, 2026