What is CVE-2026-12015?

CVE-2026-12015 is a medium-severity vulnerability in Apple Macos, classified under Use After Free. CVSS score: 5.3/10. Published 2026-06-11.

How severe is CVE-2026-12015?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Use After Free in Apple Macos

CVE-2026-12015

Use after free in Autofill in Google Chrome prior to 149.0.7827.115 allowed a remote attacker who had compromised the renderer process to obtain potentially sensitive information from process memory via a crafted HTML page. (Chromium secur…

Vulnerability class: Use-After-Free

EPSS: 0.002 (13.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N.

Affected products

Apple Macos
Google Chrome — versions 149.0.7827.115
Linux Linux_kernel
Microsoft Windows

Weakness classification (CWE)

CWE-416 — Use After Free

References

chrome-cve-admin@google.com (Vendor Advisory)
chrome-cve-admin@google.com (Permissions Required, Issue Tracking)

Frequently asked questions

What is CVE-2026-12015?: CVE-2026-12015 is a medium-severity vulnerability in Apple Macos, classified under Use After Free. CVSS score: 5.3/10. Published 2026-06-11.
How severe is CVE-2026-12015?: Medium severity. CVSS v3 base score is 5.3 out of 10.