Vulnerability in Apple Iphone OS
CVE-2026-8584
Inappropriate implementation in Views in Google Chrome on iOS prior to 148.0.7778.168 allowed a remote attacker who had compromised the renderer process to perform UI spoofing via a crafted HTML page. (Chromium security severity: Medium)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 4.2 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:L.
EPSS exploit prediction
EPSS: 0.002 (10.0th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 10th percentile — 10.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.001 · newest: 0.002 · change: +0.001
Affected products
- Apple Iphone OS
- Google Chrome — versions 148.0.7778.168
Weakness classification (CWE)
References
- chromereleases.googleblog.com/2026/05/stable-channel-update-for-desktop_12.html (Vendor Advisory)
- issues.chromium.org/issues/498892595 (Permissions Required)
Frequently asked questions
- What is CVE-2026-8584?
- CVE-2026-8584 is a medium-severity vulnerability in Apple Iphone OS, classified under User Interface (UI) Misrepresentation of Critical Information. CVSS score: 4.2/10. Published 2026-05-14.
- How severe is CVE-2026-8584?
- Medium severity. CVSS v3 base score is 4.2 out of 10.