CVE-2026-83055: Easily exploitable vulnerability allows low privileged attacker with network access via LDAP to compromise Oracle Internet Directory. While the vulnerability is in Oracle Internet Directory, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in takeover of Oracle Internet Directory. in Oracle Corporation Oracle Internet Directory
CVE-2026-83055 is a critical vulnerability in Oracle Internet Directory versions 12.2.1.4.0 and 14.1.2.1.0. It allows a low privileged attacker with network access via LDAP to compromise the Oracle Internet Directory, potentially leading to full takeover. The vulnerability impacts confidentiality, integrity, and availability, with a CVSS 3.1 base score of 9.9. Attacks exploiting this flaw may also affect additional Oracle products. Oracle has released security patches addressing this vulnerability as part of its September 2026 Critical Security Patch Update.
AI Analysis
Technical Summary
This vulnerability exists in the Oracle Internet Directory component of Oracle Fusion Middleware, specifically in the OID LDAP Server. It allows an attacker with low privileges and network access via LDAP to fully compromise Oracle Internet Directory. The vulnerability has a CVSS 3.1 base score of 9.9, indicating critical impact on confidentiality, integrity, and availability. The scope of impact extends beyond Oracle Internet Directory to other Oracle products. Oracle's September 2026 Critical Security Patch Update includes patches for this vulnerability in affected versions 12.2.1.4.0 and 14.1.2.1.0.
Potential Impact
Successful exploitation can lead to complete takeover of Oracle Internet Directory, affecting confidentiality, integrity, and availability of the system. Due to scope change, other Oracle products depending on Oracle Internet Directory may also be impacted. This could result in significant security breaches within affected environments.
Mitigation Recommendations
Oracle has released patches for this vulnerability in the September 2026 Critical Security Patch Update. Users of Oracle Internet Directory versions 12.2.1.4.0 and 14.1.2.1.0 should apply these patches promptly. Oracle strongly recommends remaining on actively supported versions and applying security patches without delay to prevent exploitation. No alternative mitigations or workarounds are specified in the advisory.
CVE-2026-83055: Easily exploitable vulnerability allows low privileged attacker with network access via LDAP to compromise Oracle Internet Directory. While the vulnerability is in Oracle Internet Directory, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in takeover of Oracle Internet Directory. in Oracle Corporation Oracle Internet Directory
Description
CVE-2026-83055 is a critical vulnerability in Oracle Internet Directory versions 12.2.1.4.0 and 14.1.2.1.0. It allows a low privileged attacker with network access via LDAP to compromise the Oracle Internet Directory, potentially leading to full takeover. The vulnerability impacts confidentiality, integrity, and availability, with a CVSS 3.1 base score of 9.9. Attacks exploiting this flaw may also affect additional Oracle products. Oracle has released security patches addressing this vulnerability as part of its September 2026 Critical Security Patch Update.
CVSS v3.1
Score 9.9critical
Affected software
Oracle Corporation
Oracle Internet Directory
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability exists in the Oracle Internet Directory component of Oracle Fusion Middleware, specifically in the OID LDAP Server. It allows an attacker with low privileges and network access via LDAP to fully compromise Oracle Internet Directory. The vulnerability has a CVSS 3.1 base score of 9.9, indicating critical impact on confidentiality, integrity, and availability. The scope of impact extends beyond Oracle Internet Directory to other Oracle products. Oracle's September 2026 Critical Security Patch Update includes patches for this vulnerability in affected versions 12.2.1.4.0 and 14.1.2.1.0.
Potential Impact
Successful exploitation can lead to complete takeover of Oracle Internet Directory, affecting confidentiality, integrity, and availability of the system. Due to scope change, other Oracle products depending on Oracle Internet Directory may also be impacted. This could result in significant security breaches within affected environments.
Mitigation Recommendations
Oracle has released patches for this vulnerability in the September 2026 Critical Security Patch Update. Users of Oracle Internet Directory versions 12.2.1.4.0 and 14.1.2.1.0 should apply these patches promptly. Oracle strongly recommends remaining on actively supported versions and applying security patches without delay 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
- 2026-08-31T15:40:57.336Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Vendor Advisory Urls
- [{"url":"https://www.oracle.com/security-alerts/cspusep2026.html","vendor":"Oracle"}]
Threat ID: 6aa9a81055bf5e2cf5537c8c
Added to database: 09/15/2026, 20:18:24 UTC
Last enriched: 09/15/2026, 22:38:55 UTC
Last updated: 09/16/2026, 00:20:50 UTC
Views: 3
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