CVE-2026-0293— Prisma Access Agent: Anti-Tamper Protection Bypass on Windows
Quick assessment
Affected
Palo Alto Networks Prisma Access Agent
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
Palo Alto Networks Prisma Access Agent是美国Palo Alto Networks公司的一款代理接入安全客户端。 Palo Alto Networks Prisma Access Agent 26.3之前版本存在处理逻辑错误漏洞，该漏洞源于防篡改保护绕过，可能导致具有管理员权限的本地攻击者未经授权访问受保护的进程和文件。
Possible ATT&CK Techniques 1 AI
T1562.001Affected Version Matrix 2
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Palo Alto Networks | Prisma Access Agent | < 26.3 |
affected |
All |
unaffected |
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I. Basic Information for CVE-2026-0293
Vulnerability Information
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Vulnerability Title
Prisma Access Agent: Anti-Tamper Protection Bypass on Windows
Source: CVE Program / CVE List V5
Vulnerability Description
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.
Source: CVE Program / CVE List V5
CVSS Information
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
Source: CVE Program / CVE List V5
Vulnerability Type
保护机制失效
Source: CVE Program / CVE List V5
Vulnerability Title
Palo Alto Networks Prisma Access Agent 处理逻辑错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Palo Alto Networks Prisma Access Agent是美国Palo Alto Networks公司的一款代理接入安全客户端。 Palo Alto Networks Prisma Access Agent 26.3之前版本存在处理逻辑错误漏洞，该漏洞源于防篡改保护绕过，可能导致具有管理员权限的本地攻击者未经授权访问受保护的进程和文件。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Palo Alto Networks | Prisma Access Agent | 0 ~ 26.3 | - |
|
| Palo Alto Networks | Prisma Access Agent | - | - |
|
II. Public POCs for CVE-2026-0293
| # | POC Description | Source Link | Shenlong Link |
|---|
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Vendor Advisories for CVE-2026-0293 (1)
Same Patch Batch · Palo Alto Networks · 2026-08-13 · 12 CVEs total
| CVE-2026-0294 | 6.0 MEDIUM | Prisma Access Agent: Local Privilege Escalation |
| CVE-2026-0299 | 5.9 MEDIUM | GlobalProtect App: Local Privilege Escalation Vulnerabilities |
| CVE-2026-0298 | 5.2 MEDIUM | GlobalProtect App: Code Execution Vulnerability in Windows Pre-Logon Access Provider (PLAP |
| CVE-2026-0297 | 5.2 MEDIUM | GlobalProtect App: Buffer Overflow Vulnerability during UDP Tunnel Handshake |
| CVE-2026-0296 | 4.5 MEDIUM | GlobalProtect App: Improper Certificate Validation Bypass Vulnerability |
| CVE-2026-0295 | 4.1 MEDIUM | GlobalProtect App: Local Privilege Escalation via Race Condition on macOS |
| CVE-2026-0292 | 2.1 LOW | Prisma Access Agent: Local Security Inspection Bypass Vulnerability on Windows |
| CVE-2026-0291 | 1.1 LOW | Prisma Access Agent: Authenticated Limited File Deletion on Linux |
| CVE-2026-0289 | 0.5 LOW | Prisma Browser: Inappropriate Implementation in Account Protection |
| CVE-2026-0301 | 0.5 LOW | PAN-OS: Information Disclosure Vulnerability in URL Filtering |
| CVE-2026-0290 | 0.5 LOW | Prisma Browser: Sensitive Information Disclosure Vulnerability |
IV. Related Vulnerabilities
Same product: Prisma Access Agent
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CVE-2026-0305
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Same weakness: CWE-693
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V. Comments for CVE-2026-0293
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