What is CVE-2026-11281?

CVE-2026-11281 is a medium-severity vulnerability in Google Chrome, classified under CWE-472. CVSS score: 5.0/10. Published 2026-06-05.

How severe is CVE-2026-11281?

Medium severity. CVSS v3 base score is 5.0 out of 10.

Integer overflow in Google Chrome

CVE-2026-11281

Integer overflow in Chromoting in Google Chrome on Windows prior to 149.0.7827.53 allowed a local attacker to obtain potentially sensitive information from process memory via a crafted ETW event. (Chromium security severity: Low)

Published 2026-06-05 · last modified 2026-07-23.

CVSS v3 metric

CVSS v3 base score 5.0 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.001 (0.3th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 0th percentile — 0.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.001 · newest: 0.001 · change: 0.000

Affected products

Google Chrome — versions 149.0.7827.53
Microsoft Windows

Weakness classification (CWE)

References

chromereleases.googleblog.com/2026/06/stable-channel-update-for-desktop.html (Release Notes)
issues.chromium.org/issues/501900366 (Permissions Required)

Frequently asked questions

What is CVE-2026-11281?: CVE-2026-11281 is a medium-severity vulnerability in Google Chrome, classified under CWE-472. CVSS score: 5.0/10. Published 2026-06-05.
How severe is CVE-2026-11281?: Medium severity. CVSS v3 base score is 5.0 out of 10.