VulnerabilityAnalyzed
CVE-2026-2637
iBoysoft NTFS for Mac contains a local privilege escalation vulnerability in its privileged helper daemon ntfshelperd.
HIGH 8.5EPSS 0.17%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.17%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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
- 8.5 HIGHCVSS: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/M
- EPSS
- 0.17% probability · 6th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-732
- Affected
- iboysoft/ntfs for mac
- Source
- help@fluidattacks.com
References
- https://fluidattacks.com/advisories/cuartetoExploit, Third Party Advisory
- https://iboysoft.com/ntfs-for-mac/Product
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.