CVE-2026-0293 PUBLISHED

Prisma Access Agent: Anti-Tamper Protection Bypass on Windows

Assigner: palo_alto
Reserved: 03.11.2025 Published: 13.08.2026 Updated: 13.08.2026

A vulnerability in Palo Alto Networks Prisma® Access Agent on Windows enables a local attacker with administrator privileges to bypass the anti-tamper protection, enabling unauthorized access to protected processes and files.

The Prisma Access Agent on Linux, macOS, iOS, Android, and Chrome OS is not affected.

Metrics

CVSS 4.0

CVSS Vector: CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/AU:N/V:D/RE:M/U:Amber
CVSS Score: 5.6

Exploitability Metrics		Vulnerable System Impact Metrics		Subsequent System Impact Metrics
Attack Vector	Local	Confidentiality	High	Confidentiality	None
Attack Complexity	Low	Integrity	High	Integrity	None
Attack Requirements	None	Availability	None	Availability	None
Privileges Required	High
User Interaction	None

CVSS 4.0

Product Status

Vendor	Palo Alto Networks
Product	Prisma Access Agent
Versions	Default: unaffected affected from 0 to 26.3 (excl.)

Vendor	Palo Alto Networks
Product	Prisma Access Agent
Versions	Default: unaffected Version All is unaffected

Exploits

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

Credits

Palo Alto Networks thanks Daniel Cuthbert and Vladislav Ovitchinikov from Banco Santander for discovering and reporting this issue. finder

References

https://security.paloaltonetworks.com/CVE-2026-0293

Problem Types

CWE-693 Protection Mechanism Failure CWE

Impacts

CAPEC-159 Redirect Access to Libraries