PT-2026-52039 · Google · Google Chrome

Published 2026-06-24 · Updated 2026-06-24 · CVE-2026-13021

Mitre

CVSS v3.1

4.3

Medium

Base vector

AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N

Inappropriate implementation in DeviceBoundSessionCredentials in Google Chrome prior to 149.0.7827.197 allowed a remote attacker to bypass same origin policy via a crafted HTML page. (Chromium security severity: High)

Fix

Origin Validation Error

Weakness Enumeration

CWE-346

Related Identifiers

CVE-2026-13021

Affected Products

Google Chrome

References · 3

• https://nvd.nist.gov/vuln/detail/CVE-2026-13021 · Security Note
• https://issues.chromium.org/issues/511776603 · Note
• https://chromereleases.googleblog.com/2026/06/stable-channel-update-for-desktop_0482630350.html · Note