Vulnerability · Published Mar 3, 2026 · Assigned by Fluid Attacks
CVE-2026-2637
High 8.5
In plain English
A high-severity incorrect permission assignment in iBoysoft NTFS from iBoysoft. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 9% of all known vulnerabilities).
Severity (CVSS 4.0)8.5High
Exploit odds (30 days)0.2%top 91.2% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official 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.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| iBoysoft | iBoysoft NTFS | 8.0.0 |
Weakness: CWE-732 · Vector: 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
References
- https://fluidattacks.com/advisories/cuarteto third-party-advisory
- https://iboysoft.com/ntfs-for-mac/ product