CVE-2026-5281KEV · OVERDUECWE-416

Google Dawn Use-After-Free Vulnerability

High · published April 1, 2026

Patch now

Confirmed exploited, and the score agrees

CVSS calls it high at 8.8. It is confirmed in active exploitation. It sits in the 52.7th percentile for exploit probability.

191
days past CISA
deadline
CVSS v3.1
8.8
EPSS
1%
Percentile
52.7
In the wild
Confirmed
What it is

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)

The record
Technical detail
CVSS v3.1
8.8 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00703 · 52.7th percentile
Weakness
CWE-416 · Use After Free
Published
2026-04-01T04:41Z
KEV added
2026-04-01 · due 2026-04-15
EPSS history
Timeline
  • 01 APR 04:41Z
    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…
    cvelistv5
  • 01 APR 00:00Z
    Added to CISA KEV — remediate by Apr 15
    kev