Vulnerability in the Oracle WebCenter Portal product of Oracle Fusion Middleware (component: Runtime Tools). (CVE-2026-83053)
A high-severity vulnerability exists in Oracle WebCenter Portal (component: Runtime Tools) versions 12.2.1.4.0 and 14.1.2.0.0. This network-exploitable flaw allows a low-privileged attacker to compromise the portal without user interaction, potentially leading to full takeover. The vulnerability has a CVSS 3.1 base score of 8.8, indicating high impact on confidentiality, integrity, and availability. Oracle has addressed this vulnerability in its September 2026 Critical Security Patch Update.
AI Analysis
Technical Summary
CVE-2026-83053 is a vulnerability in Oracle WebCenter Portal Runtime Tools component affecting versions 12.2.1.4.0 and 14.1.2.0.0. It allows a low-privileged attacker with network access via HTTP to compromise the portal, resulting in complete takeover. The CVSS 3.1 vector (AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H) reflects high impact across confidentiality, integrity, and availability. Oracle's September 2026 Critical Security Patch Update includes patches addressing this and many other vulnerabilities across Oracle products.
Potential Impact
Successful exploitation can lead to full compromise of Oracle WebCenter Portal, impacting confidentiality, integrity, and availability of the affected system. The vulnerability is exploitable remotely over the network with low attack complexity and requires low privileges, increasing risk.
Mitigation Recommendations
Oracle has released patches for this vulnerability as part of the September 2026 Critical Security Patch Update. Users of Oracle WebCenter Portal versions 12.2.1.4.0 and 14.1.2.0.0 should apply the relevant security patches promptly. Oracle strongly recommends remaining on actively supported versions and applying security patches without delay to mitigate exploitation risk.
Vulnerability in the Oracle WebCenter Portal product of Oracle Fusion Middleware (component: Runtime Tools). (CVE-2026-83053)
Description
A high-severity vulnerability exists in Oracle WebCenter Portal (component: Runtime Tools) versions 12.2.1.4.0 and 14.1.2.0.0. This network-exploitable flaw allows a low-privileged attacker to compromise the portal without user interaction, potentially leading to full takeover. The vulnerability has a CVSS 3.1 base score of 8.8, indicating high impact on confidentiality, integrity, and availability. Oracle has addressed this vulnerability in its September 2026 Critical Security Patch Update.
CVSS v3.1
Score 8.8high
Affected software
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-83053 is a vulnerability in Oracle WebCenter Portal Runtime Tools component affecting versions 12.2.1.4.0 and 14.1.2.0.0. It allows a low-privileged attacker with network access via HTTP to compromise the portal, resulting in complete takeover. The CVSS 3.1 vector (AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H) reflects high impact across confidentiality, integrity, and availability. Oracle's September 2026 Critical Security Patch Update includes patches addressing this and many other vulnerabilities across Oracle products.
Potential Impact
Successful exploitation can lead to full compromise of Oracle WebCenter Portal, impacting confidentiality, integrity, and availability of the affected system. The vulnerability is exploitable remotely over the network with low attack complexity and requires low privileges, increasing risk.
Mitigation Recommendations
Oracle has released patches for this vulnerability as part of the September 2026 Critical Security Patch Update. Users of Oracle WebCenter Portal versions 12.2.1.4.0 and 14.1.2.0.0 should apply the relevant security patches promptly. Oracle strongly recommends remaining on actively supported versions and applying security patches without delay to mitigate exploitation risk.
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- GHSA-mrvv-p73f-8hh4
- Osv Schema Version
- 1.4.0
- Aliases
- ["CVE-2026-83053"]
- Database Specific Severity
- HIGH
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 6aaa07e255bf5e2cf5ea33b8
Added to database: 09/16/2026, 03:07:14 UTC
Last enriched: 09/16/2026, 04:36:42 UTC
Last updated: 09/16/2026, 06:01:23 UTC
Views: 1
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