What is CVE-2018-9524?

CVE-2018-9524 is a high-severity vulnerability in Google Android, classified under Improper Restriction of Rendered UI Layers or Frames (Clickjacking). CVSS score: 7.8/10. Published 2018-11-14.

How severe is CVE-2018-9524?

High severity. CVSS v3 base score is 7.8 out of 10.

Vulnerability in Google Android

CVE-2018-9524

In functionality implemented in System UI, there are insufficient protections implemented around overlay windows. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is needed for exploitation. Product: Android. Versions: Android-7.0 Android-7.1.1 Android-7.1.2 Android-8.0 Android-8.1. Android ID: A-34170870

Published 2018-11-14 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.002 (6.8th percentile), scored 2026-10-01.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 7th percentile — 6.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000

Affected products

Google Android — versions 7.0, 7.1.1, 7.1.2
Google Inc. Android — versions Android-7.0 Android-7.1.1 Android-7.1.2 Android-8.0 Android-8.1

Weakness classification (CWE)

CWE-1021 — Improper Restriction of Rendered UI Layers or Frames (Clickjacking)

References

www.securityfocus.com/bid/105848 (VDB Entry, Third Party Advisory, vdb-entry)
source.android.com/security/bulletin/2018-11-01 (Patch, Vendor Advisory)

Frequently asked questions

What is CVE-2018-9524?: CVE-2018-9524 is a high-severity vulnerability in Google Android, classified under Improper Restriction of Rendered UI Layers or Frames (Clickjacking). CVSS score: 7.8/10. Published 2018-11-14.
How severe is CVE-2018-9524?: High severity. CVSS v3 base score is 7.8 out of 10.