Skip to content
Fencer Vulns
high 8.8

CVE-2026-5281 kev in the critical feed json

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 execu…

published 2026-04-01 7 mo ago modified 2026-07-24 3 mo ago also EUVD-2026-17795

cvss
8.8
version 3.1, CNA
cisa kev
Exploited
added 2026-04-01
epss
13.7%
EPSS 13.7% chance of exploitation in 30 days, percentile 96%
public exploits
0
none known

Summary

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)

Patch / fix

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.

  • google chrome 146.0.7680.177
  • chromium Debian 12 146.0.7680.177-1~deb12u1
  • chromium Debian 13 146.0.7680.177-1~deb13u1
  • chromium Debian 14 146.0.7680.177-1

debian advisories DEBIAN-CVE-2026-5281

  • chromium openSUSE Leap 16.0 146.0.7680.177-bp160.1.1
  • chromium openSUSE Tumbleweed 146.0.7680.177-1.1

opensuse advisories openSUSE-SU-2026:20460-1openSUSE-SU-2026:10487-1

  • qt6-qtwebengine Alpine 3.23 6.10.1-r14
  • qt6-qtwebengine Alpine 3.24 6.10.2-r13
  • qt6-qtwebengine Alpine 3.24 6.11.0-r1

alpine advisories ALPINE-CVE-2026-5281

Alpine secdb © Alpine Linux, from https://secdb.alpinelinux.org via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2026-5281 updated cvss 9.0

chromium-browser: Use after free in Dawn

  • Red Hat All currently supported Red Hat products
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Timeline

  1. 0-day patched (Project Zero)
  2. CISA SSVC: exploitation active
  3. Added to CISA KEV
  4. Published
  5. CISA patch deadline

Known exploited

Added
7 mo ago
Patch by
2026-04-15 (6 mo ago)
Ransomware
Not known
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.
Vendor, product
Google, Dawn
CISA name
Google Dawn Use-After-Free Vulnerability

Zero-day

Detected in real attacks while still unknown to the vendor and the public, per Google Project Zero's 0day In-the-Wild tracker.

Patched
2026-03-31
Details
project zero tracker

CISA SSVC

Exploitation
Active, exploited in the wild
Automatable
no
Technical impact
total
Assessed
7 mo ago

Exploit prediction

13.74% chance of exploitation in the next 30 days, higher than 96% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CISA ADP 3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CNA 3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected products

  • Google Chrome

Classification

Weakness
Technology feeds

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.