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CVE-2026-0237

Prisma Browser: Improperly Restricted Automation Bridge Allows Security Bypass

HIGH
7.8
CVSS Score
Published: May 13, 2026 at 05:48 PM UTC
Updated: October 26, 2026 at 05:10 PM UTC
1 product affected across 1 vendorPrisma Browser· also runs on 1 platform

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Severity
HIGH7.8
Exploit prediction
EPSS 0.1%
SSVC
No known exploit

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Prisma Browser· Palo Alto Networks
95%
v < 146.16.6.165
Affected range stops below 146.16.6.165, so it looks safe — our inference, not a vendor statement
apple-macos (environment)

Runs on — not affected

The affected product only carries this flaw when running on these platforms. The platforms themselves are not vulnerable.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (1)

Vendor Advisory
Source: cverecord
https://security.paloaltonetworks.com/CVE-2026-0237

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7.8HIGH[email protected]
Attack Vector
LOCAL
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusANALYZED
CWE
CWE-424

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