CVE-2026-27114 — HIGH (7.5)

Q: How severe is CVE-2026-27114?

CVE-2026-27114 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2026-27114?

Check the references section above for vendor advisories and patch information. Affected products include: M2Team Nanazip.

Vulnerability 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 in the ROMFS archive parser. Version 6.0.1630.0 patches the issue.

CVSS Score

7.5

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Affected Products

Vendor	Product	Versions
M2Team	Nanazip	>= 5.0.1252.0, < 6.0.1630.0

Related Weaknesses (CWE)

CWE-835

References

https://github.com/M2Team/NanaZip/security/advisories/GHSA-hfg9-6rf9-5pgxExploitThird Party Advisory
https://github.com/user-attachments/files/25274528/poc.zipExploit

FAQ

What is CVE-2026-27114?

CVE-2026-27114 is a vulnerability with a CVSS score of 7.5 (HIGH). 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 in the ROMFS archive parser. Version 6.0.163...

How severe is CVE-2026-27114?

CVE-2026-27114 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-27114?

Check the references section above for vendor advisories and patch information. Affected products include: M2Team Nanazip.