Link following in Prisma Access Agent on Linux - CVE-2026-0291
Published: August 16, 2026
Vulnerability identifier: #VU143214
CSH Severity: Low
CVSS v4: 4.8 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-0291
CWE-ID: CWE-59
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local user to delete system files in a limited scope and disable Prisma Access Agent.
The vulnerability exists due to improper link resolution before file access in Prisma Access Agent on Linux when handling file access operations. A local user can leverage a symlink attack to delete system files in a limited scope and disable Prisma Access Agent.
No special configuration is required to be affected by this issue.
Affected software
Prisma Access Agent on Linux
How to mitigate CVE-2026-0291
Install security update from vendor's website.
Prisma Access Agent on Linux - update to 26.2.2