CISA KEV · Known exploitedHigh

CVE-2026-5281

Google Chrome, chrome, macos

Use after free in Dawn in Google Chrome prior to 146.0.7680.178 allowed a remote attacker who had compromised the renderer process to execute arbitrary code via a crafted HTML page. (Chromium security severity: High)

CVSS
8.8
EPSS
5.04%
91.4% percentile
CISA KEV
Listed
Published
2026.04.01
PRIORITY ASSESSMENT

Immediate review

CISA has listed this vulnerability in the Known Exploited Vulnerabilities catalog.

Known exploitationConfirmed by CISA KEV
Exploit probability5.04%
Technical severityCVSS 8.8

Vulnerability overview

Use after free in Dawn in Google Chrome prior to 146.0.7680.178 allowed a remote attacker who had compromised the renderer process to execute arbitrary code via a crafted HTML page. (Chromium security severity: High)

Affected product and versions

Product
Google Chrome, chrome, macos
Affected versions
>= 146.0.7680.178 < 146.0.7680.178, < 146.0.7680.177
Fixed versions
146.0.7680.177

Recommended response sequence

Confirm exposure before applying a vendor-supported change.

Full remediation guide
CISA required action

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Due date: 2026.04.15
  1. 1
    Identify

    Confirm that Google Chrome, chrome, macos 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:U/C:H/I:H/A:H
CWE
CWE-416
KEV added
2026.04.01
Ransomware use
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