Use After Free in Apple macOS
CVE-2026-11657
Use after free in Payments in Google Chrome on Mac prior to 149.0.7827.103 allowed a remote attacker to execute arbitrary code via a crafted HTML page. (Chromium security severity: High)
Vulnerability class: Use-After-Free
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.003 (15.1th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 15th percentile — 15.1% 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: 0.000
Affected products
- Apple macOS
- Google Chrome — versions 149.0.7827.103
Weakness classification (CWE)
References
- chromereleases.googleblog.com/2026/06/stable-channel-update-for-desktop_0153744… (Release Notes, Vendor Advisory)
- issues.chromium.org/issues/513465272 (Permissions Required)
Frequently asked questions
- What is CVE-2026-11657?
- CVE-2026-11657 is a high-severity vulnerability in Apple macOS, classified under Use After Free. CVSS score: 8.8/10. Published 2026-06-09.
- How severe is CVE-2026-11657?
- High severity. CVSS v3 base score is 8.8 out of 10.