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CVE-2026-0239— Chronosphere Chronocollector Information Disclosure Vulnerability

Quick assessment

Affected
Palo Alto Networks Chronosphere Chronocollector
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 Chronosphere Chronocollector是美国派拓网络（Palo Alto Networks）公司的一个云原生遥测数据采集组件。 Palo Alto Networks Chronosphere Chronocollector存在安全漏洞，该漏洞源于信息泄露问题，可能导致未认证攻击者通过网络访问收集器服务检索敏感信息。

AI Predicted 5.3 Difficulty: Easy EPSS 0.17% · P6

Possible ATT&CK Techniques 1 AI

T1530 · Data from Cloud Storage

Affected Version Matrix 1

VendorProduct Version RangeStatus
Palo Alto Networks Chronosphere Chronocollector 0.0.0< v0.116.0 affected
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I. Basic Information for CVE-2026-0239

Vulnerability Information
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Vulnerability Title
Chronosphere Chronocollector Information Disclosure Vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
An information disclosure vulnerability in the Chronosphere Chronocollector enables an unauthenticated attacker with network access to the collector service to retrieve sensitive information.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/AU:N/R:U/V:C/RE:M/U:Amber
Source: CVE Program / CVE List V5
Vulnerability Type
将系统数据暴露到未授权控制的范围
Source: CVE Program / CVE List V5
Vulnerability Title
Palo Alto Networks Chronosphere Chronocollector 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Palo Alto Networks Chronosphere Chronocollector是美国派拓网络（Palo Alto Networks）公司的一个云原生遥测数据采集组件。 Palo Alto Networks Chronosphere Chronocollector存在安全漏洞，该漏洞源于信息泄露问题，可能导致未认证攻击者通过网络访问收集器服务检索敏感信息。
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 Chronosphere Chronocollector 0.0.0 ~ v0.116.0 -

II. Public POCs for CVE-2026-0239

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III. Intelligence Information for CVE-2026-0239

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Vendor Advisories for CVE-2026-0239 (1)

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

CVE-2026-0257 7.8 HIGH PAN-OS: GlobalProtect Authentication Bypass Vulnerabilities
CVE-2026-0264 6.6 MEDIUM PAN-OS: Heap-Based Buffer Overflow in DNS Proxy and DNS Server Allows Unauthenticated Remo
CVE-2026-0262 6.6 MEDIUM PAN-OS: Denial of Service Vulnerabilities in Network Traffic Parsing
CVE-2026-0261 5.7 MEDIUM PAN-OS: Authenticated Admin Command Injection Vulnerability
CVE-2026-0258 4.8 MEDIUM PAN-OS: Server-Side Request Forgery (SSRF) in IKEv2 Certificate URL Fetching
CVE-2026-0256 4.4 MEDIUM PAN-OS: Stored Cross-Site Scripting (XSS) Vulnerability in the Web Interface
CVE-2026-0265 2.7 LOW PAN-OS: Authentication Bypass with Cloud Authentication Service (CAS) enabled
CVE-2026-0242 Trust Protection Foundation: SQL Injection Vulnerability
CVE-2026-0250 GlobalProtect App: Buffer Overflow Vulnerability during connection to Portal or Gateway
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-2026-0243 Prisma SD-WAN: Denial of Service (DoS) Vulnerability Through IPv6 Crafted Packet
CVE-2026-0237 Prisma Browser: Improperly Restricted Automation Bridge Allows Security Bypass
CVE-2026-0247 Prisma Access Agent Endpoint DLP: Authorization Bypass Vulnerabilities
CVE-2026-0238 Broker VM: Improper Input Validation in Broker VM Certificate and Key Fields
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

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

IV. Related Vulnerabilities

Same vendor: Palo Alto Networks
Same weakness: CWE-497

V. Comments for CVE-2026-0239

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