Skip to content
Fencer Vulns
high 7.5

CVE-2026-1220 json

Race in V8 in Google Chrome prior to 144.0.7559.99 allowed a remote attacker to potentially exploit type confusion via a crafted HTML page.

published 2026-06-10 4 mo ago modified 2026-07-23 3 mo ago also EUVD-2026-36108

cvss
7.5
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.3%
EPSS 0.3% chance of exploitation in 30 days, percentile 22%
public exploits
0
none known

Summary

Race in V8 in Google Chrome prior to 144.0.7559.99 allowed a remote attacker to potentially exploit type confusion via a crafted HTML page. (Chromium security severity: High)

Patch / fix

  • google chrome 144.0.7559.99
  • chromium Debian 12 144.0.7559.96-1~deb12u1
  • chromium Debian 13 144.0.7559.96-1~deb13u1
  • chromium Debian 14 144.0.7559.96-1

debian advisories DEBIAN-CVE-2026-1220

  • chromium openSUSE Leap 16.0 144.0.7559.132-bp160.1.1
  • chromium openSUSE Tumbleweed 144.0.7559.96-1.1

opensuse advisories openSUSE-SU-2026:20183-1openSUSE-SU-2026:10084-1

  • qt6-qtwebengine Alpine 3.23 6.10.1-r3
  • qt6-qtwebengine Alpine 3.24 6.10.1-r7

alpine advisories ALPINE-CVE-2026-1220

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-2026-1220 updated cvss 7.5

chromium-browser: chromium-browser: Race in V8

  • 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

CISA SSVC

Exploitation
Proof of concept is public
Automatable
no
Technical impact
total
Assessed
5 mo ago

Exploit prediction

0.30% chance of exploitation in the next 30 days, higher than 22% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • issues.chromium.org https://issues.chromium.org/issues/473851441 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CISA ADP 3.1 7.5 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
CNA 3.1 7.5 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected products

  • Google Chrome

Classification

Weakness
  • CWE-362 Concurrent Execution using Shared Resource with Improper Synchronization
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.

CPEs and fixed versions use Anchore's correction of NVD's data: Added CPE configurations because not yet analyzed by NVD.