What is CVE-2019-6206?

CVE-2019-6206 is a critical-severity vulnerability in Apple iOS, classified under Information Disclosure. CVSS score: 9.8/10. Published 2019-03-04.

How severe is CVE-2019-6206?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Information disclosure in Apple iOS

CVE-2019-6206

An issue existed with autofill resuming after it was canceled. The issue was addressed with improved state management. This issue is fixed in iOS 12.1.3. Password autofill may fill in passwords after they were manually cleared.

Vulnerability class: Information Disclosure

Published 2019-03-04 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.015 (73.1th percentile), scored 2026-10-02.

Low probability of exploitation in the next 30 days, but still tracked. 73rd percentile — 73.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.015 · newest: 0.015 · change: 0.000

Affected products

Apple iOS — versions unspecified
Apple Iphone OS

Weakness classification (CWE)

CWE-200 — Information Disclosure

References

www.securityfocus.com/bid/106687 (VDB Entry, Third Party Advisory, vdb-entry)
support.apple.com/HT209443 (Vendor Advisory)

Frequently asked questions

What is CVE-2019-6206?: CVE-2019-6206 is a critical-severity vulnerability in Apple iOS, classified under Information Disclosure. CVSS score: 9.8/10. Published 2019-03-04.
How severe is CVE-2019-6206?: Critical severity. CVSS v3 base score is 9.8 out of 10.