CVE-2026-83033: Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Oracle WebCenter Sites. Successful attacks of this vulnerability can result in takeover of Oracle WebCenter Sites. in Oracle Corporation Oracle WebCenter Sites
CVE-2026-83033 is a high-severity vulnerability in Oracle WebCenter Sites 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 product, potentially resulting in full takeover. The vulnerability has a CVSS 3.1 base score of 8.8, indicating high impact on confidentiality, integrity, and availability. Oracle has released security patches addressing this vulnerability as part of their September 2026 Critical Security Patch Update.
AI Analysis
Technical Summary
This vulnerability affects Oracle WebCenter Sites, part of Oracle Fusion Middleware, specifically versions 12.2.1.4.0 and 14.1.2.0.0. It permits a low privileged attacker with network access over HTTP to exploit the flaw and compromise the system, potentially leading to complete takeover of Oracle WebCenter Sites. The CVSS 3.1 vector is AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H, reflecting network attack vector, low attack complexity, low privileges required, no user interaction, unchanged scope, and high impact on confidentiality, integrity, and availability. Oracle’s September 2026 Critical Security Patch Update includes patches for this vulnerability, and Oracle strongly recommends applying these updates promptly to mitigate risk.
Potential Impact
Successful exploitation can lead to full compromise of Oracle WebCenter Sites, impacting confidentiality, integrity, and availability of the system. This could allow attackers to take over the affected product, potentially leading to unauthorized access, data manipulation, and service disruption.
Mitigation Recommendations
Oracle has released security patches for this vulnerability in the September 2026 Critical Security Patch Update. Customers should apply the relevant patches for Oracle WebCenter Sites versions 12.2.1.4.0 and 14.1.2.0.0 without delay. Oracle advises remaining on actively-supported versions and promptly applying security patches to prevent exploitation. No alternative mitigations or workarounds are specified in the advisory.
CVE-2026-83033: Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Oracle WebCenter Sites. Successful attacks of this vulnerability can result in takeover of Oracle WebCenter Sites. in Oracle Corporation Oracle WebCenter Sites
Description
CVE-2026-83033 is a high-severity vulnerability in Oracle WebCenter Sites 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 product, potentially resulting in full takeover. The vulnerability has a CVSS 3.1 base score of 8.8, indicating high impact on confidentiality, integrity, and availability. Oracle has released security patches addressing this vulnerability as part of their September 2026 Critical Security Patch Update.
CVSS v3.1
Score 8.8high
Affected software
Oracle Corporation
Oracle WebCenter Sites
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability affects Oracle WebCenter Sites, part of Oracle Fusion Middleware, specifically versions 12.2.1.4.0 and 14.1.2.0.0. It permits a low privileged attacker with network access over HTTP to exploit the flaw and compromise the system, potentially leading to complete takeover of Oracle WebCenter Sites. The CVSS 3.1 vector is AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H, reflecting network attack vector, low attack complexity, low privileges required, no user interaction, unchanged scope, and high impact on confidentiality, integrity, and availability. Oracle’s September 2026 Critical Security Patch Update includes patches for this vulnerability, and Oracle strongly recommends applying these updates promptly to mitigate risk.
Potential Impact
Successful exploitation can lead to full compromise of Oracle WebCenter Sites, impacting confidentiality, integrity, and availability of the system. This could allow attackers to take over the affected product, potentially leading to unauthorized access, data manipulation, and service disruption.
Mitigation Recommendations
Oracle has released security patches for this vulnerability in the September 2026 Critical Security Patch Update. Customers should apply the relevant patches for Oracle WebCenter Sites versions 12.2.1.4.0 and 14.1.2.0.0 without delay. Oracle advises remaining on actively-supported versions and promptly applying security patches to prevent exploitation. No alternative mitigations or workarounds are specified in the advisory.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- oracle
- Date Reserved
- 2026-08-31T15:40:57.333Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Vendor Advisory Urls
- [{"url":"https://www.oracle.com/security-alerts/cspusep2026.html","vendor":"Oracle"}]
Threat ID: 6aa9a80955bf5e2cf5537c72
Added to database: 09/15/2026, 20:18:17 UTC
Last enriched: 09/15/2026, 22:36:55 UTC
Last updated: 09/15/2026, 22:36:55 UTC
Views: 3
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