MEDIUM
CVE-2026-0239
CWE-497Published: May 13, 2026· Updated: May 14, 2026
4.9
CVSS v3.1
EPSS:0.02%probability of exploitation in 30 daysPercentile:6.0th
Official Description
An information disclosure vulnerability in the Chronosphere Chronocollector enables an unauthenticated attacker with network access to the collector service to retrieve sensitive information.
Technical Analysis
CVE-2026-0239 requires adjacent network access, limiting remote exploitation but still posing risk in shared or local network environments.
The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.
CVSS v3.1 Vector Breakdown
Exploitability
Attack VectorAdjacent
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeX
Impact
Confidentiality
Integrity
Availability
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
Exploit & PoC Resources
NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.
All References (1)
Quick Facts
CVE IDCVE-2026-0239
CVSS Score4.9 / 10
SeverityMEDIUM
WeaknessCWE-497
CISA KEVNo
EPSS (30d)0.02%
PublishedMay 13, 2026
Related CVEs (CWE-497)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2026-0239 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.