CVE-2026-8565

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

Published May 14, 2026 CVSS 3.1 · 4.7 Medium EPSS < 1% KEV · Not listed
Description
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)

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Debian DSA Debian DSA DSA-6273-1 chromium security update
History
Type Values Removed Values Added
First Time appeared Apple
Apple macos
CPEs cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:macos:-:*:*:*:*:*:*:*
Vendors & Products Apple
Apple macos
Type Values Removed Values Added
Title chromium-browser: chromium-browser: Inappropriate implementation in Downloads
Weaknesses CWE-1021
References
Metrics threat_severity

None

threat_severity

Moderate

Type Values Removed Values Added
Title UI Spoofing via Malicious Extension in Chrome on Mac
Weaknesses CWE-1021
CWE-1033
Type Values Removed Values Added
Title UI Spoofing via Malicious Extension in Chrome on Mac
Weaknesses CWE-1021
CWE-1033
Type Values Removed Values Added
First Time appeared Google
Google chrome
Weaknesses CWE-451
Vendors & Products Google
Google chrome
Metrics cvssV3_1

{'score': 4.7, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:N/A:L'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description 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)
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
Chrome
Published
Updated
May 14, 2026, 9:24 PM
Reserved
May 14, 2026, 5:40 AM
Status
Analyzed
Published
May 14, 2026, 8:17 PM
Modified
Oct 25, 2026, 11:10 PM
Severity
Moderate
Public date
May 14, 2026, 7:52 PM