What is CVE-2026-0907?

CVE-2026-0907 is a critical-severity vulnerability in Apple macOS, classified under User Interface (UI) Misrepresentation of Critical Information. CVSS score: 9.8/10. Published 2026-01-20.

How severe is CVE-2026-0907?

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

Vulnerability in Apple macOS

CVE-2026-0907

Incorrect security UI in Split View in Google Chrome prior to 144.0.7559.59 allowed a remote attacker to perform UI spoofing via a crafted HTML page. (Chromium security severity: Low)

Published 2026-01-20 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.086 (94.9th percentile), scored 2026-09-30.

Low probability of exploitation in the next 30 days, but still tracked. 95th percentile — 94.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.080 · newest: 0.086 · change: +0.006

Affected products

Weakness classification (CWE)

CWE-451 — User Interface (UI) Misrepresentation of Critical Information

References

chromereleases.googleblog.com/2026/01/stable-channel-update-for-desktop_13.html (Release Notes, Vendor Advisory)
issues.chromium.org/issues/444653104 (Permissions Required, Issue Tracking)

Frequently asked questions

What is CVE-2026-0907?: CVE-2026-0907 is a critical-severity vulnerability in Apple macOS, classified under User Interface (UI) Misrepresentation of Critical Information. CVSS score: 9.8/10. Published 2026-01-20.
How severe is CVE-2026-0907?: Critical severity. CVSS v3 base score is 9.8 out of 10.