Review reviewCritical

CVE-2026-9874

Google Chrome, chrome, windows

Use after free in Dawn in Google Chrome prior to 148.0.7778.216 allowed a remote attacker to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severity: Critical)

CVSS
9.6
EPSS
-
- percentile
CISA KEV
Not listed
Published
2026.05.29
PRIORITY ASSESSMENT

Review review

The CVSS severity warrants an early asset and exposure review.

Known exploitationNot established by KEV
Exploit probability-
Technical severityCVSS 9.6

Vulnerability overview

Use after free in Dawn in Google Chrome prior to 148.0.7778.216 allowed a remote attacker to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severity: Critical)

Affected product and versions

Product
Google Chrome, chrome, windows
Affected versions
>= 148.0.7778.216 < 148.0.7778.216, < 148.0.7778.216, < 148.0.7778.215
Fixed versions
148.0.7778.216, 148.0.7778.215

Recommended response sequence

Confirm exposure before applying a vendor-supported change.

Full remediation guide
  1. 1
    Identify

    Confirm that Google Chrome, chrome, windows and an affected version are present.

  2. 2
    Prioritize

    Combine exploitation signals with asset exposure and business criticality.

  3. 3
    Remediate

    Follow the vendor advisory or supported update path and preserve rollback options.

  4. 4
    Verify

    Recheck the version, service health, access paths, and relevant logs.

Technical data

CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
CWE
CWE-416
CVE-2026-9874 — Google Chrome, chrome, windows | SECUFOCUS NOW