Palo Alto Networks Security Advisories / CVE-2026-0294

CVE-2026-0294 Prisma Access Agent: Local Privilege Escalation

Urgency MODERATE

047910
Severity 6 · MEDIUM
Exploit Maturity UNREPORTED
Response Effort MODERATE
Recovery AUTOMATIC
Value Density CONCENTRATED
Attack Vector LOCAL
Attack Complexity LOW
Attack Requirements NONE
Automatable NO
User Interaction NONE
Product Confidentiality HIGH
Product Integrity HIGH
Product Availability NONE
Privileges Required NONE
Subsequent Confidentiality NONE
Subsequent Integrity NONE
Subsequent Availability NONE

Description

A privilege escalation (PE) vulnerability in the Palo Alto Networks Prisma® Access Agent app on Windows and macOS devices enables a local user to execute code with elevated privileges.

The Prisma Access Agent on Linux, iOS, Android, and ChromeOS is not affected.

Product Status

VersionsAffectedUnaffected
Prisma Access AgentNone on Linux
None on iOS
None on Android
None on Chrome OS
All on Linux
All on iOS
All on Android
All on Chrome OS
Prisma Access Agent< 26.3 on Windows
< 26.3 on macOS
>= 26.3 on Windows (ETA: 08/20)
>= 26.3 on macOS (ETA: 08/20)

Required Configuration for Exposure

No special configuration is required to be affected by this issue.

Severity: MEDIUM, Suggested Urgency: MODERATE

CVSS-BT: 6.0 / CVSS-B: 8.5 (CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/AU:N/R:A/V:C/RE:M/U:Amber)

Exploitation Status

Palo Alto Networks is not aware of any malicious exploitation of this issue.

Weakness Type and Impact

CWE-427: Uncontrolled Search Path Element

CAPEC-233 Privilege Escalation

Solution

Version
Minor Version
Suggested Solution
Prisma Access Agent on Windows
24.0 through 26.2.2 Upgrade to 26.3 or later.
Prisma Access Agent on macOS
24.0 through 26.2.2 Upgrade to 26.3 or later.
Prisma Access Agent on Linux
No action needed.
Prisma Access Agent on iOS
No action needed.
Prisma Access Agent on Android
No action needed.
Prisma Access Agent on Chrome OS
No action needed.

Workarounds and Mitigations

No known workarounds exist for this issue.

Acknowledgments

Palo Alto Networks thanks Michael Garrison of State Farm Information Security and KBTG Cybersecurity Researcher Engineers: Nuttakorn Tungpoonsup, Jirawat Siengphao, Khanatip Vanjongkham, and Waris Damkham for discovering and reporting this issue.

CPE Applicability

Timeline

Initial publication.
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