PT-2026-22045

CVE-2026-27711

Published

2026-02-25

Updated

2026-02-26

Description by

CVSS 3.1

6.6

Medium

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

Name of the Vulnerable Software and Affected Versions NanaZip versions 5.0.1252.0 through 6.0.1637.0 NanaZip versions 6.5.1637.0

Description NanaZip, an open source file archive, contains a memory corruption issue in its UFS parser. A specially crafted .ufs, .ufs2, or .img file can cause out-of-bounds memory access when the archive is opened or listed. This flaw is reachable through normal user file-open operations and may lead to process crashes, hangs, and potentially exploitable heap corruption.

Recommendations Update to NanaZip version 6.0.1638.0 or later. Update to NanaZip version 6.5.1638.0 or later.

Exploitability

Exploit

Fix

Impacts

Researchers

Ho-9

Vendors

Affected products

Weakness enumeration

CWE-125: Out-of-bounds Read

Related identifiers