Back
CVE-2018-4131
An issue was discovered in certain Apple products. iOS before 11.3 is affected. macOS before 10.13.4 is affected. The issue involves the…
High7.8EPSS 1.1%
- Published
- Updated
- Reserved
- Assigned by
- apple
Description
An issue was discovered in certain Apple products. iOS before 11.3 is affected. macOS before 10.13.4 is affected. The issue involves the "WindowServer" component. It allows attackers to bypass the Secure Input Mode protection mechanism, and log keystrokes of arbitrary apps, via a crafted app that scans key states.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.0 | High7.8 | CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 1.1% · top 34% of all CVEs (4 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.8.
Weakness
- n/a
Affected products
n/a
- affected n/a
References (6)
- https://support.apple.com/HT208692 (opens in a new tab)x_refsource_CONFIRMx_transferred
- 1040604 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- 103581 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- https://twitter.com/boastr_net/status/979624397664333824 (opens in a new tab)x_refsource_MISCx_transferred
- https://support.apple.com/HT208693 (opens in a new tab)x_refsource_CONFIRMx_transferred
- 1040608 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2018-4131)Record last updated .