SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityAnalyzed

CVE-2026-0239

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

MEDIUM 4.9EPSS 0.17%

Does this matter?

Lower severity and a low EPSS score (0.17%). Track it; it rarely justifies an emergency change on its own.

Description

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

CVSS 4.0
4.9 MEDIUMCVSS: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/M
EPSS
0.17% probability · 7th percentile
CISA KEV
Not listed
Weakness
CWE-497
Affected
paloaltonetworks/chronosphere collector
Source
psirt@paloaltonetworks.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.