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Fencer Intel
critical 9.6

CVE-2026-121037 in the critical feed json

Out of bounds write in ANGLE in Google Chrome on on Windows prior to 157.0.8103.38 allowed a remote attacker to potentially execute arbitra…

published 6d ago modified 4d ago also EUVD-2026-116394

cvss
9.6
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.5%
EPSS 0.5% chance of exploitation in 30 days, percentile 39%
public exploits
0
none known

Summary

Out of bounds write in ANGLE in Google Chrome on on Windows prior to 157.0.8103.38 allowed a remote attacker to potentially execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: High)

Patch / fix

  • google chrome 157.0.8103.38
  • chromium openSUSE Tumbleweed 157.0.8103.38-1.1

opensuse advisories openSUSE-SU-2026:12426-1

Is CVE-2026-121037 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

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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-2026-121037 updated cvss 8.8

chromium-browser: angle: Out of bounds write in ANGLE

  • Red Hat Enterprise Linux 6 webkitgtk Red Hat Enterprise Linux 7 webkitgtk3, libwebkit2gtk
    affected: workaround, no fix planned “Out of support scope”
  • Red Hat Enterprise Linux 7 firefox, webkitgtk4, webkitgtk4-jsc, webkitgtk4-plugin-process-gtk2 Red Hat Enterprise Linux 8 firefox, mozjs60, thunderbird, webkit2gtk3, webkit2gtk3-jsc, webkit2gtk3-plugin-process-gtk2 Red Hat Enterprise Linux 9 firefox, firefox-x11, thunderbird, webkit2gtk3, webkit2gtk3-jsc Red Hat Enterprise Linux 10 firefox, thunderbird
    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
none
Automatable
no
Technical impact
total
Assessed
5d ago

Exploit prediction

0.45% chance of exploitation in the next 30 days, higher than 39% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
CISA ADP 3.1 9.6 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
CNA 3.1 9.6 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

Affected products

  • Google Chrome

Classification

Weakness
Technology feeds

References

Sources

Fencer Intel 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.