CVE-2026-21962: Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle HTTP Server, Oracle Weblogic Server Proxy Plug-in. While the vulnerability is in Oracle HTTP Server, Oracle Weblogic Server Proxy Plug-in, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all Oracle HTTP Server, Orac
Description
CVE-2026-21962 is a critical vulnerability in Oracle HTTP Server and Oracle Weblogic Server Proxy Plug-in that allows an unauthenticated attacker with network access via HTTP to compromise these components. The vulnerability affects specific versions of Oracle Fusion Middleware and can lead to unauthorized creation, deletion, or modification of critical data accessible through these servers. The vulnerability has a CVSS 3.1 base score of 10.0, indicating a critical severity with high confidentiality and integrity impacts. No official patch or remediation level has been confirmed in the vendor advisory at this time.
CVSS v3.1
Score 10.0critical
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability exists in Oracle HTTP Server and Oracle Weblogic Server Proxy Plug-in components of Oracle Fusion Middleware, specifically versions 12.2.1.4.0, 14.1.1.0.0, and 14.1.2.0.0. It allows an unauthenticated attacker with network access over HTTP to fully compromise these components, resulting in unauthorized creation, deletion, or modification of critical data. The vulnerability scope may extend to additional Oracle products due to the integration of these components. The CVSS 3.1 vector indicates network attack vector, low attack complexity, no privileges required, no user interaction, scope changed, and high confidentiality and integrity impacts with no availability impact. The vendor advisory does not currently specify patch availability or remediation instructions.
Potential Impact
Successful exploitation can lead to unauthorized creation, deletion, or modification of critical data within Oracle HTTP Server and Oracle Weblogic Server Proxy Plug-in. This compromises confidentiality and integrity of data accessible through these components. The vulnerability is exploitable remotely without authentication, increasing risk. The scope of impact may extend beyond these components to other Oracle products that rely on them.
Mitigation Recommendations
Patch status is not yet confirmed — check the Oracle Critical Patch Update advisory and related vendor documentation for current remediation guidance. Oracle strongly recommends applying Critical Patch Updates promptly when available and remaining on actively supported versions. Until a patch is released, restrict network access to affected components where possible to reduce exposure.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- oracle
- Date Reserved
- 2026-01-05T18:07:34.714Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Gcve Source
- db.gcve.eu
Threat ID: 6a8d9aeeacd9273b493e1953
Added to database: 08/25/2026, 13:38:54 UTC
Last enriched: 09/10/2026, 05:07:13 UTC
Last updated: 10/09/2026, 06:48:15 UTC
Views: 59
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