CVE-2026-3062

Chromium: CVE-2026-3062 Out of bounds read and write in Tint

CVE-2026-3062 is fixed in 10 products on 2 platforms, first by Google Chrome Dev (EXE) 146.0.7635.3, released January 15, 2026. It is not reported as exploited. Patch Radar priority: Urgent.

UrgentFixed on 2 platforms

CVSS

9.8

critical

Exploitation

None reported

No vendor assessment

CISA KEV

Not listed

Not in the Known Exploited Vulnerabilities catalog

EPSS

0.0038

32nd percentile

<p>This CVE was assigned by Chrome. Microsoft Edge (Chromium-based) ingests Chromium, which addresses this vulnerability. Please see <a href="https://chromereleases.googleblog.com/2024">Google Chrome Releases</a> for more information.</p>

Where it's fixed

Product	Fixed in	Fix	Released
Windows apps
Google Chrome	156.0.8078.80	Google Chrome 156.0.8078.80	Oct 29, 2026
Google Chrome (EXE)	145.0.7632.117	Google Chrome (EXE) 145.0.7632.117	Feb 21, 2026
Google Chrome Beta	158.0.8127.2	Google Chrome Beta 158.0.8127.2	Oct 28, 2026
Google Chrome Beta (EXE)	146.0.7680.0	Google Chrome Beta (EXE) 146.0.7680.0	Feb 10, 2026
Google Chrome Dev (EXE)	146.0.7635.3	Google Chrome Dev (EXE) 146.0.7635.3	Jan 15, 2026
Microsoft Edge	145.0.3800.82	Microsoft Edge 145.0.3800.82	Feb 26, 2026
Microsoft Edge Beta	151.0.4129.59	Microsoft Edge Beta 151.0.4129.59	Jul 31, 2026
Microsoft Edge Dev	152.0.4167.0	Microsoft Edge Dev 152.0.4167.0	Jul 20, 2026
Microsoft Edge WebView2 Runtime	145.0.3800.82	Microsoft Edge WebView2 Runtime 145.0.3800.82	Feb 26, 2026
Linux
chromium · Debian 12.15 (bookworm)	145.0.7632.116-1~deb12u1	DEBIAN-CVE-2026-3062	Feb 23, 2026
chromium · Debian 13.5 (trixie)	145.0.7632.116-1~deb13u1	DEBIAN-CVE-2026-3062	Feb 23, 2026
chromium · Debian 14	145.0.7632.116-1	DEBIAN-CVE-2026-3062	Feb 23, 2026
chromium · opensuse-leap 16.0	145.0.7632.159-bp160.1.1	OPENSUSE-SU-2026:20332-1	Aug 31, 2026

Details

Published
February 23, 2026
Weakness
CWE-125: Out-of-bounds Read
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Vendor advisory
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-3062

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