Vulnerability in Apple macOS
CVE-2026-8018
Insufficient policy enforcement in DevTools in Google Chrome prior to 148.0.7778.96 allowed a remote attacker to potentially perform a sandbox escape via malicious network traffic. (Chromium security severity: Low)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.003 (25.3th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 25th percentile — 25.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: +0.001
Affected products
- Apple macOS
- Google Chrome — versions 148.0.7778.96
- Linux Kernel
- Microsoft Windows
Weakness classification (CWE)
References
- chromereleases.googleblog.com/2026/05/stable-channel-update-for-desktop.html (Release Notes, Vendor Advisory)
- issues.chromium.org/issues/498292657 (Permissions Required)
Frequently asked questions
- What is CVE-2026-8018?
- CVE-2026-8018 is a high-severity vulnerability in Apple macOS, classified under Protection Mechanism Failure. CVSS score: 8.1/10. Published 2026-05-06.
- How severe is CVE-2026-8018?
- High severity. CVSS v3 base score is 8.1 out of 10.