What is CVE-2026-106213?

CVE-2026-106213 is a medium-severity vulnerability in Google Chrome, classified under Concurrent Execution using Shared Resource with Improper Synchronization (Race Condition). CVSS score: 4.3/10. Published 2026-10-06.

How severe is CVE-2026-106213?

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

Vulnerability in Google Chrome

CVE-2026-106213

Race condition in WebAudio in Google Chrome prior to 155.0.8059.39 allowed a remote attacker to potentially leak cross-origin data via a crafted HTML page. (Chromium security severity: Medium)

Vulnerability class: Race Condition

Published 2026-10-06 · last modified 2026-10-06.

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:L/I:N/A:N.

EPSS exploit prediction

No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.

Affected products

Google Chrome

Weakness classification (CWE)

CWE-362 — Concurrent Execution using Shared Resource with Improper Synchronization (Race Condition)

References

Frequently asked questions

What is CVE-2026-106213?: CVE-2026-106213 is a medium-severity vulnerability in Google Chrome, classified under Concurrent Execution using Shared Resource with Improper Synchronization (Race Condition). CVSS score: 4.3/10. Published 2026-10-06.
How severe is CVE-2026-106213?: Medium severity. CVSS v3 base score is 4.3 out of 10.