What’s Vulnerable › Vulnerabilities
CVE-2026-27014: NanZip has ROMFS Archive Infinite Loop / Stack Overflow
- Severity: medium (CVSS 5.5 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.2% probability of exploitation in the next 30 days
- Public exploit or detection template: yes
- Published: 2026-02-19 · updated 2026-06-17
- Weakness: CWE-674
Description
NanaZip is an open source file archive Starting in version 5.0.1252.0 and prior to version 6.0.1630.0, circular `NextOffset` chains cause an infinite loop, and deeply nested directories cause unbounded recursion (stack overflow) in the ROMFS archive parser. Version 6.0.1630.0 patches the issue.
Affected products
- M2Team NanaZip: from 5.0.1252.0 before 6.0.1630.0 — fixed in 6.0.1630.0
How to fix
Upgrade to a fixed version: M2Team NanaZip 6.0.1630.0. Check the vendor advisory for mitigations.
References
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