Exposure of Sensitive System Information to an Unauthorized Control Sphere in Chronosphere Chronocollector - CVE-2026-0239
Published: May 14, 2026
Vulnerability identifier: #VU131401
CSH Severity: Medium
CVSS v4.0: 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/U:Green
CVE-ID: CVE-2026-0239
CWE-ID: CWE-497
Exploitation vector: Adjecent network
Exploit availability:
No public exploit available
Vendor: Palo Alto Networks, Inc.
Affected software:
Chronosphere Chronocollector
Chronosphere Chronocollector
Detailed vulnerability description
The vulnerability allows a remote attacker to compromise the target system.
The vulnerability exists due to exposure of sensitive system information to an unauthorized control sphere. A remote attacker on the local network can gain access to sensitive information on the system.
How to mitigate CVE-2026-0239
Install updates from vendor's website.