PT-2026-40361 · Nanazip · Nanazip

Jarlob · Published 2026-05-12 · Updated 2026-05-12 · CVE-2026-44215

Positive Technologies (AI Summary)

CVSS v3.1

7.1

High

Base vector

AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H

Name of the Vulnerable Software and Affected Versions NanaZip versions 5.0.1252.0 through 6.0.1697.0

Description A one-byte heap out-of-bounds null write exists in the UFS/UFS2 filesystem image parser. This occurs when opening a specially crafted UFS filesystem image, allowing an attacker to control the byte offset of the write within a approximately 254-byte window beyond the heap allocation boundary.

Recommendations Update to version 6.0.1698.0.

Exploit

Fix

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

CVE-2026-44215

Affected Products

Nanazip

References · 3

• 🔥 https://github.com/M2Team/NanaZip/security/advisories/GHSA-44wh-7gc3-w936 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2026-44215 · Security Note
• https://twitter.com/CVEnew/status/2054324082922176571 · Twitter Post