High severity · published May 7, 2026
CVE-2026-40004
openssl.cnf Privilege Escalation Vulnerability in ZTE Cloud PC Client uSmartview
7.8
CVSS
0.1%
EPSS
No
On KEV
Description
There exists an openssl.cnf privilege escalation vulnerability in ZTE Cloud PC client uSmartview. An attacker can execute arbitrary code locally and escalate privileges.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.1% · higher than 3% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
ZI
ZXCLOUD iRAI · ZTE
ZXCLOUD-iRAI-ClientV7.2X · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-40004
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-40004
Vendor Advisory
https://support.zte.com.cn/zte-iccp-isupport-webui/bulletin/detail/3126272076755775573
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