CVE-2026-0271 Prisma Access Agent: Local Privilege Escalation by Authorized Users
Exploit Maturity
UNREPORTED
Response Effort
MODERATE
Recovery
AUTOMATIC
Value Density
DIFFUSE
Attack Vector
LOCAL
Attack Complexity
LOW
Attack Requirements
NONE
Automatable
NO
User Interaction
NONE
Product Confidentiality
HIGH
Product Integrity
HIGH
Product Availability
HIGH
Privileges Required
LOW
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 Linux devices enables a local user to execute code with elevated privileges.
This does not impact Prisma Access Agent on Windows, macOS, iOS, Android, or ChromeOS.
Product Status
| Versions | Affected | Unaffected |
|---|---|---|
| Prisma Access Agent | None on macOS None on Windows None on iOS None on Android None on Chrome OS | All on macOS All on Windows All on iOS All on Android All on Chrome OS |
| Prisma Access Agent | < 26.2.1 on Linux | >= 26.2.1 on Linux |
Required Configuration for Exposure
No special configuration is required to be affected by this issue.
Severity: MEDIUM, Suggested Urgency: MODERATE
CVSS-BT: 5.9 / CVSS-B: 8.5 (CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/AU:N/R:A/V:D/RE:M/U:Amber)
Exploitation Status
Palo Alto Networks is not aware of any malicious exploitation of this issue.
Weakness Type and Impact
CWE-732 Incorrect Permission Assignment for Critical Resource
CAPEC-233 Privilege Escalation
Solution
| Version | Minor Version | Suggested Solution |
|---|---|---|
| Prisma Access Agent on Linux |
25.7 through 26.2.0 | Upgrade to 26.2.1 or later. |
| Prisma Access Agent All on macOS | No action needed. | |
| Prisma Access Agent All on Windows | No action needed. | |
| Prisma Access Agent All on iOS | No action needed. | |
| Prisma Access Agent All on Android | No action needed. | |
| Prisma Access Agent All on Chrome OS | No action needed. |
Workarounds and Mitigations
No known workarounds exist for this issue.
Acknowledgments
Palo Alto Networks thanks our internal security research teams for discovering and reporting this issue.
CPE Applicability
- cpe:2.3:a:palo_alto_networks:prisma_access_agent:*:*:*:*:*:Linux:*:* is vulnerable from (including)26.2.0 and up to (excluding)26.2.1
Timeline
Initial publication.