What is CVE-2025-8583?

CVE-2025-8583 is a medium-severity vulnerability in Apple macOS, classified under User Interface (UI) Misrepresentation of Critical Information. CVSS score: 4.3/10. Published 2025-08-07.

How severe is CVE-2025-8583?

Medium severity. CVSS v3 base score is 4.3 out of 10.

Is CVE-2025-8583 known to be exploited?

3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Vulnerability in Apple macOS

CVE-2025-8583

Inappropriate implementation in Permissions in Google Chrome prior to 139.0.7258.66 allowed a remote attacker to perform UI spoofing via a crafted HTML page. (Chromium security severity: Low)

Published 2025-08-07 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N.

EPSS exploit prediction

EPSS: 0.002 (12.0th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 12th percentile — 12.0% 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

Weakness classification (CWE)

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

Public proof-of-concept exploits

References

chromereleases.googleblog.com/2025/08/stable-channel-update-for-desktop.html (Release Notes, Vendor Advisory)
issues.chromium.org/issues/373794472 (Permissions Required, Issue Tracking)

Frequently asked questions

What is CVE-2025-8583?: CVE-2025-8583 is a medium-severity vulnerability in Apple macOS, classified under User Interface (UI) Misrepresentation of Critical Information. CVSS score: 4.3/10. Published 2025-08-07.
How severe is CVE-2025-8583?: Medium severity. CVSS v3 base score is 4.3 out of 10.
Is CVE-2025-8583 known to be exploited?: 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.