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Fencer Vulns
medium 4.7

CVE-2026-8565 json

Inappropriate implementation in Downloads in Google Chrome on Mac prior to 148.0.7778.168 allowed an attacker who convinced a user to insta…

published 2026-05-14 5 mo ago modified 2026-10-25 14 d ago also EUVD-2026-30384

cvss
4.7
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.1%
EPSS 0.1% chance of exploitation in 30 days, percentile 2%
public exploits
0
none known

Summary

Inappropriate implementation in Downloads in Google Chrome on Mac prior to 148.0.7778.168 allowed an attacker who convinced a user to install a malicious extension to perform UI spoofing via a crafted Chrome Extension. (Chromium security severity: Medium)

Patch / fix

  • google chrome 148.0.7778.168
  • chromium Debian 12 148.0.7778.167-1~deb12u1
  • chromium Debian 13 148.0.7778.167-1~deb13u1
  • chromium Debian 14 148.0.7778.167-1

debian advisories DEBIAN-CVE-2026-8565

  • chromium openSUSE Leap 16.0 148.0.7778.215-bp160.1.1
  • chromium openSUSE Tumbleweed 148.0.7778.167-2.1

opensuse advisories openSUSE-SU-2026:20849-1openSUSE-SU-2026:10786-1

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-2026-8565 updated cvss 4.6

chromium-browser: chromium-browser: Inappropriate implementation in Downloads

  • 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
partial
Assessed
5 mo ago

Exploit prediction

0.13% chance of exploitation in the next 30 days, higher than 2% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CISA ADP 3.1 4.7 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:N/A:L
CNA 3.1 4.7 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:N/A:L

Affected products

  • Google Chrome

Classification

Weakness
  • CWE-451 User Interface (UI) Misrepresentation of Critical Information
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.