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Critical severity · published Sep 15, 2026
CVE-2026-83462
Vulnerability in the Oracle Mobile Application Server product of Oracle E-Business Suite (component: MWA Terminal Server)
9.8
CVSS
0.5%
EPSS
No
On KEV
Description
Vulnerability in the Oracle Mobile Application Server product of Oracle E-Business Suite (component: MWA Terminal Server). Supported versions that are affected are 12.2.3-12.2.15. Easily exploitable vulnerability allows unauthenticated attacker with network access via TCP to compromise Oracle Mobile Application Server. Successful attacks of this vulnerability can result in takeover of Oracle Mobile Application Server. CVSS 3.1 Base Score 9.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H).
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.5% · higher than 43% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
OM
Oracle Mobile Application Server · Oracle Corporation
12.2.3 through 12.2.15 · source: vendor
MA
Mobile Application Server · Oracle
12.2.3 through 12.2.15 · source: NVD
Affected product
OM
Oracle Mobile Application Server
Oracle Corporation
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-83462
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-83462
Vendor Advisory
https://www.oracle.com/security-alerts/cspusep2026.html
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