CVE-2026-83043 Oracle WebCenter Portal - Authentication Bypass

Oracle WebCenter Portal 12.2.1.4.0 and 14.1.2.0.0 contains an authentication bypass caused by unauthenticated network access via HTTP, letting attackers take over the portal, exploit requires user interaction from a third party.

CVSS base score 9.6 /10
Critical
CISA KEV
Not listed
Public exploit
None known
Authentication
Not required
EPSS
0.42% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Authentication Bypass
Impact
Remote Code Execution, Information Disclosure, Data Tampering, Denial Of Service
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
Published
15 September 2026
Updated
15 October 2026
Weakness
CWE-284

Vendor fix

Update to the latest available version beyond 12.2.1.4.0 and 14.1.2.0.0.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

← All CVEs