CVE-2026-70748: Easily exploitable vulnerability allows unauthenticated attacker with network access via T3, IIOP to compromise Oracle WebLogic Server. Successful attacks of this vulnerability can result in takeover of Oracle WebLogic Server. in Oracle Corporation Oracle WebLogic Server
CVE-2026-70748 is a critical vulnerability in Oracle WebLogic Server allowing unauthenticated attackers with network access via T3 or IIOP protocols to compromise the server. Successful exploitation can lead to full takeover of the Oracle WebLogic Server, impacting confidentiality, integrity, and availability. The affected versions include 12.2.1.4.0, 14.1.1.0.0, 14.1.2.0.0, and 15.1.1.0.0. Oracle has released a Critical Security Patch Update addressing this and many other vulnerabilities. Customers are strongly advised to apply the provided patches promptly to mitigate risk.
AI Analysis
Technical Summary
This vulnerability (CVE-2026-70748) affects Oracle WebLogic Server versions 12.2.1.4.0, 14.1.1.0.0, 14.1.2.0.0, and 15.1.1.0.0. It allows an unauthenticated attacker with network access via T3 or IIOP protocols to compromise the server, potentially resulting in full takeover. The CVSS 3.1 base score is 9.8, indicating critical severity with high impact on confidentiality, integrity, and availability. Oracle has included a fix for this vulnerability in its September 2026 Critical Security Patch Update, which contains 673 security patches across multiple products. The vendor strongly recommends applying these patches without delay.
Potential Impact
Successful exploitation of this vulnerability can lead to complete compromise of Oracle WebLogic Server, affecting confidentiality, integrity, and availability of the system. This could allow attackers to take over the server without authentication, posing a critical security risk.
Mitigation Recommendations
Oracle has released a Critical Security Patch Update in September 2026 that includes a fix for this vulnerability. Customers should apply the official patches promptly to remediate the issue. Oracle strongly recommends remaining on actively supported versions and applying security patches without delay. No alternative mitigations or temporary fixes are indicated in the advisory.
CVE-2026-70748: Easily exploitable vulnerability allows unauthenticated attacker with network access via T3, IIOP to compromise Oracle WebLogic Server. Successful attacks of this vulnerability can result in takeover of Oracle WebLogic Server. in Oracle Corporation Oracle WebLogic Server
Description
CVE-2026-70748 is a critical vulnerability in Oracle WebLogic Server allowing unauthenticated attackers with network access via T3 or IIOP protocols to compromise the server. Successful exploitation can lead to full takeover of the Oracle WebLogic Server, impacting confidentiality, integrity, and availability. The affected versions include 12.2.1.4.0, 14.1.1.0.0, 14.1.2.0.0, and 15.1.1.0.0. Oracle has released a Critical Security Patch Update addressing this and many other vulnerabilities. Customers are strongly advised to apply the provided patches promptly to mitigate risk.
CVSS v3.1
Score 9.8critical
Affected software
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CVE-2026-70748) affects Oracle WebLogic Server versions 12.2.1.4.0, 14.1.1.0.0, 14.1.2.0.0, and 15.1.1.0.0. It allows an unauthenticated attacker with network access via T3 or IIOP protocols to compromise the server, potentially resulting in full takeover. The CVSS 3.1 base score is 9.8, indicating critical severity with high impact on confidentiality, integrity, and availability. Oracle has included a fix for this vulnerability in its September 2026 Critical Security Patch Update, which contains 673 security patches across multiple products. The vendor strongly recommends applying these patches without delay.
Potential Impact
Successful exploitation of this vulnerability can lead to complete compromise of Oracle WebLogic Server, affecting confidentiality, integrity, and availability of the system. This could allow attackers to take over the server without authentication, posing a critical security risk.
Mitigation Recommendations
Oracle has released a Critical Security Patch Update in September 2026 that includes a fix for this vulnerability. Customers should apply the official patches promptly to remediate the issue. Oracle strongly recommends remaining on actively supported versions and applying security patches without delay. No alternative mitigations or temporary fixes are indicated in the advisory.
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- GHSA-cmxr-46w4-7j9h
- Osv Schema Version
- 1.4.0
- Aliases
- ["CVE-2026-70748"]
- Database Specific Severity
- CRITICAL
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 6aaa07e855bf5e2cf5ea344d
Added to database: 09/16/2026, 03:07:20 UTC
Last enriched: 09/16/2026, 03:46:47 UTC
Last updated: 09/16/2026, 04:01:23 UTC
Views: 2
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