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CVE-2026-0237— Prisma Browser: Improperly Restricted Automation Bridge Allows Security Bypass

Quick assessment

Affected
Palo Alto Networks Prisma Browser
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 Browser是美国派拓网络（Palo Alto Networks）公司的一个企业级安全浏览器。 Palo Alto Networks Prisma Browser for macOS存在安全漏洞，该漏洞源于替代路径保护不当，未能正确限制对内部自动化桥的访问，可能导致本地认证的非管理员用户利用暴露的通信信道向浏览器发送未授权命令，绕过安全控制。

AI Predicted 5.6 Difficulty: Easy EPSS 0.15% · P3

Possible ATT&CK Techniques 1 AI

T1055 · Process Injection

Affected Version Matrix 1

VendorProduct Version RangeStatus
Palo Alto Networks Prisma Browser < 146.16.6.165 affected
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I. Basic Information for CVE-2026-0237

Vulnerability Information
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Vulnerability Title
Prisma Browser: Improperly Restricted Automation Bridge Allows Security Bypass
Source: CVE Program / CVE List V5
Vulnerability Description
An improper protection of alternate path vulnerability in Palo Alto Networks Prisma® Browser on macOS fails to properly restrict access to an internal automation bridge. This allows a locally authenticated non-admin user to leverage an exposed communication channel to send unauthorized commands to the browser, bypassing security controls.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/AU:N/R:U/V:D/RE:M/U:Amber
Source: CVE Program / CVE List V5
Vulnerability Type
对候选路径的不恰当保护
Source: CVE Program / CVE List V5
Vulnerability Title
Palo Alto Networks Prisma Browser 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Palo Alto Networks Prisma Browser是美国派拓网络（Palo Alto Networks）公司的一个企业级安全浏览器。 Palo Alto Networks Prisma Browser for macOS存在安全漏洞，该漏洞源于替代路径保护不当，未能正确限制对内部自动化桥的访问，可能导致本地认证的非管理员用户利用暴露的通信信道向浏览器发送未授权命令，绕过安全控制。
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 Browser 0 ~ 146.16.6.165 -

II. Public POCs for CVE-2026-0237

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III. Intelligence Information for CVE-2026-0237

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Vendor Advisories for CVE-2026-0237 (1)

Same Patch Batch · Palo Alto Networks · 2026-05-13 · 26 CVEs total

CVE-2026-0238 Broker VM: Improper Input Validation in Broker VM Certificate and Key Fields
CVE-2026-0242 Trust Protection Foundation: SQL Injection Vulnerability
CVE-2026-0258 PAN-OS: Server-Side Request Forgery (SSRF) in IKEv2 Certificate URL Fetching
CVE-2026-0245 Prisma Access Agent: Information Disclosure Vulnerabilities
CVE-2026-0259 WildFire WF-500 and WF-500-B: Arbitrary File Read and Delete Vulnerability in WildFire App
CVE-2026-0236 Prisma Browser: Code Injection Enables Security Controls Bypass
CVE-2026-0241 Trust Protection Foundation: Multiple Authorization Bypass Vulnerabilities
CVE-2026-0261 PAN-OS: Authenticated Admin Command Injection Vulnerability
CVE-2026-0265 PAN-OS: Authentication Bypass with Cloud Authentication Service (CAS) enabled
CVE-2026-0243 Prisma SD-WAN: Denial of Service (DoS) Vulnerability Through IPv6 Crafted Packet
CVE-2026-0262 PAN-OS: Denial of Service Vulnerabilities in Network Traffic Parsing
CVE-2026-0247 Prisma Access Agent Endpoint DLP: Authorization Bypass Vulnerabilities
CVE-2026-0256 PAN-OS: Stored Cross-Site Scripting (XSS) Vulnerability in the Web Interface
CVE-2026-0250 GlobalProtect App: Buffer Overflow Vulnerability during connection to Portal or Gateway
CVE-2026-0264 PAN-OS: Heap-Based Buffer Overflow in DNS Proxy and DNS Server Allows Unauthenticated Remo
CVE-2026-0235 Prisma Browser: Access and Data Rule Bypass
CVE-2026-0251 GlobalProtect App: Local Privilege Escalation Vulnerabilities
CVE-2026-0249 GlobalProtect App: Certificate Validation Bypass Vulnerabilities
CVE-2026-0240 Trust Protection Foundation: Sensitive Information Disclosure Vulnerability
CVE-2026-0244 Prisma SD-WAN: Improper Certificate Validation Vulnerability

Showing top 20 of 26 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: Prisma Browser
Same vendor: Palo Alto Networks
Same weakness: CWE-424

V. Comments for CVE-2026-0237

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