What is CVE-2017-7161?

CVE-2017-7161 is a high-severity vulnerability in Apple Safari, classified under Command Injection. CVSS score: 8.8/10. Published 2018-04-03.

How severe is CVE-2017-7161?

High severity. CVSS v3 base score is 8.8 out of 10.

RCE in Apple Safari

CVE-2017-7161

An issue was discovered in certain Apple products. Safari before 11.0.2 is affected. The issue involves the "WebKit Web Inspector" component. It allows remote attackers to execute arbitrary code via special characters that trigger command injection.

Vulnerability class: Command Injection (OS Command Injection)

Published 2018-04-03 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.021 (81.3th percentile), scored 2026-10-02.

Low probability of exploitation in the next 30 days, but still tracked. 81st percentile — 81.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.021 · newest: 0.021 · change: 0.000

Affected products

Apple Safari
Canonical Ubuntu Linux — versions 16.04, 17.10

Weakness classification (CWE)

CWE-77 — Command Injection

References

support.apple.com/HT208324 (Vendor Advisory)
usn.ubuntu.com/3551-1/ (vendor-advisory, Third Party Advisory)

Frequently asked questions

What is CVE-2017-7161?: CVE-2017-7161 is a high-severity vulnerability in Apple Safari, classified under Command Injection. CVSS score: 8.8/10. Published 2018-04-03.
How severe is CVE-2017-7161?: High severity. CVSS v3 base score is 8.8 out of 10.