PT-2026-40355 · Nanazip · Nanazip

Published 2026-05-12 · Updated 2026-05-18 · CVE-2026-42355

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

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

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

Description An uncontrolled recursion issue exists in the Electron Archive (ASAR) parser. When opening a specially crafted .asar file containing deeply nested JSON in the header, the nlohmann::json::parse function and the GetAllPaths() function recurse without depth limits. This leads to thread stack exhaustion, resulting in a crash of the process.

Recommendations Update to version 6.0.1698.0.

Fix

Uncontrolled Recursion

Weakness Enumeration

CWE-674

Related Identifiers

CVE-2026-42355

Affected Products

Nanazip

References · 4

• https://github.com/M2Team/NanaZip/security/advisories/GHSA-4gxf-p4q6-gfrf · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-42355 · Security Note
• https://t.me/cveNotify/163850 · Telegram Post
• https://twitter.com/CVEnew/status/2054324089704349715 · Twitter Post