HIGH
CVE-2026-4667
CWE-250Published: April 15, 2026· Updated: Apr 17, 2026
7.3
CVSS v3.1
EPSS:0.01%probability of exploitation in 30 daysPercentile:2.6th
Official Description
HP System Optimizer might potentially be vulnerable to escalation of privilege. HP is releasing an update to mitigate this potential vulnerability.
Technical Analysis
CVE-2026-4667 requires local access, meaning attackers must already have a foothold on the target system.
Exploitation requires low privileges, which limits the exposure to scenarios where an attacker has already gained initial access.
CVSS v3.1 Vector Breakdown
Exploitability
Attack VectorLocal
Attack ComplexityLow
Privileges Req.Low
User InteractionNone
ScopeX
Impact
Confidentiality
Integrity
Availability
CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/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:X/R:X/V:X/RE:X/U:X
Affected Vendors & Products
Mentioned vendors (from description):
HP
CPE data not yet available in NVD for this CVE.
Exploit & PoC Resources
NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
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GitHub PoC Search
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Rapid7 / Metasploit
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PacketStorm
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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-2026-4667
CVSS Score7.3 / 10
SeverityHIGH
WeaknessCWE-250
CISA KEVNo
EPSS (30d)0.01%
PublishedApr 15, 2026
Related CVEs (CWE-250)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2026-4667 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.