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Fencer Vulns
high 8.8

CVE-2026-9118 json

Use after free in XR in Google Chrome on Windows prior to 148.0.7778.179 allowed a remote attacker to execute arbitrary code via a crafted…

published 2026-05-20 5 mo ago modified 2026-07-23 3 mo ago also EUVD-2026-31164

cvss
8.8
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.4%
EPSS 0.4% chance of exploitation in 30 days, percentile 34%
public exploits
0
none known

Summary

Use after free in XR in Google Chrome on Windows prior to 148.0.7778.179 allowed a remote attacker to execute arbitrary code via a crafted HTML page. (Chromium security severity: High)

Patch / fix

  • google chrome 148.0.7778.178
  • chromium Debian 12 148.0.7778.178-1~deb12u1
  • chromium Debian 13 148.0.7778.178-1~deb13u1
  • chromium Debian 14 148.0.7778.178-1

debian advisories DEBIAN-CVE-2026-9118

  • chromium openSUSE Leap 16.0 148.0.7778.215-bp160.1.1
  • chromium openSUSE Tumbleweed 148.0.7778.178-1.1

opensuse advisories openSUSE-SU-2026:20849-1openSUSE-SU-2026:10841-1

  • qt6-qtwebengine Alpine 3.24 6.11.1-r2

alpine advisories ALPINE-CVE-2026-9118

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-2026-9118 updated cvss 9.6

chromium-browser: Use after free in XR

  • 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
none
Automatable
no
Technical impact
total
Assessed
5 mo ago

Exploit prediction

0.40% chance of exploitation in the next 30 days, higher than 34% 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.