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Vulnerability record · CVE-2026-2637 · published 3 March 2026

CVE-2026-2637: Iboysoft ntfs for mac incorrect permission assignment vulnerability

Iboysoft · Ntfs For Mac

iBoysoft NTFS for Mac contains a local privilege escalation vulnerability in its privileged helper daemon ntfshelperd. The daemon exposes an NSConnection service that runs as root without implementing any authentication or authorization checks. This issue affects iBoysoft NTFS: 8.0.0.

8.5 CVSS 4.0 High EPSS 0.18% · top 93.0% CWE-732 · Incorrect permission assignment
8.5CVSS 4.0 base score
0.18%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References, 1 tagged exploit
17 Jun 2026Last modified by NVD

Description

iBoysoft NTFS for Mac contains a local privilege escalation vulnerability in its privileged helper daemon ntfshelperd. The daemon exposes an NSConnection service that runs as root without implementing any authentication or authorization checks. This issue affects iBoysoft NTFS: 8.0.0.

CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://fluidattacks.com/advisories/cuarteto ExploitThird Party Advisory
https://iboysoft.com/ntfs-for-mac/ Product

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Source: NIST National Vulnerability Database (record CVE-2026-2637), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.