What is CVE-2026-8582?

CVE-2026-8582 is a medium-severity vulnerability in Google Chrome, classified under CWE-664. CVSS score: 5.3/10. Published 2026-05-14.

How severe is CVE-2026-8582?

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

Vulnerability in Google Chrome

CVE-2026-8582

Object lifecycle issue in Dawn in Google Chrome prior to 148.0.7778.168 allowed a remote attacker to obtain potentially sensitive information from process memory via a crafted HTML page. (Chromium security severity: Medium)

EPSS: 0.000 (9.1th 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

Google Chrome — versions 148.0.7778.168

Weakness classification (CWE)

CWE-664

References

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

Frequently asked questions

What is CVE-2026-8582?: CVE-2026-8582 is a medium-severity vulnerability in Google Chrome, classified under CWE-664. CVSS score: 5.3/10. Published 2026-05-14.
How severe is CVE-2026-8582?: Medium severity. CVSS v3 base score is 5.3 out of 10.