CVE-2026-0239

4.9 MEDIUM 0.2% exploit odds Fix listed

What it is

An information disclosure vulnerability in the Chronosphere Chronocollector enables an unauthenticated attacker with network access to the collector service to retrieve sensitive information.

At a glance

Exploitability: Can be exploited from the same network segment without logging in. High risk of data exposure.
Exploit odds: 0.2% chance of exploitation in the next 30 days (EPSS).
Fix: A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

2026-05-13 19:16 UTC PublishedDisclosed publicly on CVE.org and NVD
2026-10-26 14:10 UTC Last updatedMost recent change to the record

Details

Published: 2026-05-13 19:16 UTC
Last modified: 2026-10-26 14:10 UTC
Exploit probability: 0.2% · EPSS, next 30 days
Weakness: CWE-497
Record status: Analyzed

Affected

Paloaltonetworks Chronosphere Collector < 0.116.0

Attack profile CVSS 4.0 · 4.9

Attack vector: Adjacent network
Complexity: Low
Attack requirements: None
Privileges needed: None
User interaction: None
Confidentiality: High
Integrity: None
Availability: None

Raw vector

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/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:N/R:U/V:C/RE:M/U:Amber

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Fix and advisories

https://security.paloaltonetworks.com/CVE-2026-0239

References

https://security.paloaltonetworks.com/CVE-2026-0239

NVD record · CVE.org record