CVE-2026-0237

Prisma Browser: Improperly Restricted Automation Bridge Allows Security Bypass

Published May 13, 2026 CVSS 4.0 · 7.3 High EPSS < 1% KEV · Not listed
Description
An improper protection of alternate path vulnerability in Palo Alto Networks Prisma® Browser on macOS fails to properly restrict access to an internal automation bridge. This allows a locally authenticated non-admin user to leverage an exposed communication channel to send unauthorized commands to the browser, bypassing security controls.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

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

Type Values Removed Values Added
Description An improper protection of alternate path vulnerability in Palo Alto Networks Prisma® Browser on macOS fails to properly restrict access to an internal automation bridge. This allows a locally authenticated non-admin user to leverage an exposed communication channel to send unauthorized commands to the browser, bypassing security controls.
Title Prisma Browser: Improperly Restricted Automation Bridge Allows Security Bypass
First Time appeared Palo Alto Networks
Palo Alto Networks prisma Browser
Weaknesses CWE-424
CPEs cpe:2.3:a:palo_alto_networks:prisma_browser:*:*:*:*:*:*:*:*
Vendors & Products Palo Alto Networks
Palo Alto Networks prisma Browser
References
Metrics cvssV4_0

{'score': 7.3, 'vector': 'CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/AU:N/R:U/V:D/RE:M/U:Amber'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
palo_alto
Published
Updated
May 14, 2026, 3:56 AM
Reserved
Nov 3, 2025, 8:43 PM
Status
Analyzed
Published
May 13, 2026, 6:16 PM
Modified
Oct 26, 2026, 5:10 PM