Hayden

Every WebLogic Server admin has been there—lying awake wondering, “How long will our current WebLogic version be supported?” The internet is full of conflicting information, and Oracle’s official documentation can feel like decoding hieroglyphics. Today, we’re cutting through the noise with verified facts only. No speculation, no guesswork—just the information you can actually trust when making critical infrastructure decisions.

Oracle WebLogic EOS

 

1. Understanding Oracle WebLogic Server Support Policies

To make sense of WebLogic Server support timelines, you need to understand Oracle’s three-tier support structure.

Support Tiers Explained

Premier Support

  • New bug fixes and security patches
  • 24/7 technical support
  • New features and enhancements

Extended Support

  • Existing bug fixes and security patches only
  • Additional fees apply
  • No new feature development

Sustaining Support

  • Access to existing patch database only
  • No new bug fixes or security patches
  • Technical support included

 

2. Current WebLogic Server Version Landscape

WebLogic Server 12c Release 2 (12.2.1.x) Series

Oracle WebLogic Server 12c (12.2.1) has seen several patch set releases:

12.2.1.0.0 (Initial Release)

  • Released 2015
  • Java EE 7 support
  • Introduction of multitenant features

12.2.1.1.0 (Patch Set 1)

  • Multitenant functionality improvements
  • Partition management features

12.2.1.2.0 (Patch Set 2)

  • Additional multitenant capabilities and stability improvements

12.2.1.3.0 (Patch Set 3)

  • Zero Downtime Patching custom hooks
  • Released October 2017

12.2.1.4.0 (Patch Set 4)

  • Designated as Long Term Support (LTS) version
  • Released September 2019
  • Oracle’s current flagship version

WebLogic Server 14c (14.1.x) Series

14.1.1.0

  • Java EE 8 support
  • Java SE 11 certified
  • Not an LTS version

14.1.2.0

  • Jakarta EE 8 support
  • Java SE 17 and 21 support
  • Latest major version

 

3. End-of-Life WebLogic Server Versions

WebLogic Server 11g (10.3.x) Series

10.3.6

  • Terminal patch set for 11g
  • Premier and Extended Support ended
  • Sustaining Support only

10.3.1 through 10.3.5

  • All support ended
  • Sustaining Support only

10.3.0.x

  • All support ended
  • Sustaining Support only

WebLogic Server 12c Release 1 (12.1.x) Series

12.1.x (All Versions)

  • 12.1.3 was the terminal release
  • Premier and Extended Support ended
  • Sustaining Support only

 

4. Version Support Status Summary

Version Series Representative Version Current Support Status Action Required
10.3.0.x 10.3.0 ❌ Sustaining Support Immediate upgrade needed
10.3.1 ~ 10.3.5 10.3.5 ❌ Sustaining Support Immediate upgrade needed
10.3.6 (11g) 10.3.6 ❌ Sustaining Support Immediate upgrade needed
12.1.x (12c R1) 12.1.3 ❌ Sustaining Support Immediate upgrade needed
12.2.1.0 12.2.1.0 ⚠️ Error Correction ended Upgrade to 12.2.1.4 recommended
12.2.1.1 12.2.1.1 ⚠️ Error Correction ended Upgrade to 12.2.1.4 recommended
12.2.1.2 12.2.1.2 ⚠️ Error Correction ended Upgrade to 12.2.1.4 recommended
12.2.1.3 12.2.1.3 ⚠️ Error Correction ended Upgrade to 12.2.1.4 recommended
12.2.1.4 (12c R2) 12.2.1.4 ✅ Premier Support (LTS) Current recommended version
14.1.1 14.1.1 ✅ Premier Support Not LTS version
14.1.2 14.1.2 ✅ Premier Support Latest version

Support Status Legend

  • ✅ Premier Support: Full feature support and security patches
  • ⚠️ Error Correction ended: Security patch delivery stopped, upgrade needed
  • ❌ Sustaining Support: No new patches, immediate upgrade required

 

5. Current Recommendations (2025)

Versions Requiring Immediate Action

10.3.x and 12.1.x Users

  • No security patches available
  • Business continuity at risk
  • Direct upgrade to 12.2.1.4 recommended

Versions Requiring Planned Upgrades

12.2.1.3 and Earlier Users

  • Error Correction Support ended
  • Security patch delivery stopped
  • Upgrade to 12.2.1.4 recommended for 2025

Stable Versions

12.2.1.4 Users

  • LTS version with stable support
  • Oracle’s current flagship version
  • No immediate action required

 

6. Latest Security Risk Information

January 2025 Critical Security Patches

Oracle addressed serious WebLogic Server vulnerabilities in January 2025:

CVE-2025-21535

  • Remote code execution via T3/IIOP protocol
  • CVSS Score 9.8
  • Unauthenticated server takeover possible

CVE-2025-21549

  • HTTP/2 protocol denial of service vulnerability
  • CVSS Score 7.5
  • Can cause server downtime or crashes

Critical Note: End-of-life versions (10.3.6, 12.1.3, etc.) do not receive patches for these vulnerabilities.

 

7. Verifying Accurate Information

Official Information Sources

Oracle Support Portal

  • Oracle WebLogic Server and Oracle Coherence Error Correction Support Dates
  • Login required for latest information

Oracle Official Documentation

  • Oracle WebLogic Server 12.2.1.4 Official Documentation
  • Oracle WebLogic Server 14.1.2 Official Documentation

Important Warnings

Unreliable Internet Information

  • Be cautious of speculative blog posts or forum discussions
  • Specific support end dates should only be confirmed through official Oracle documentation

Subject to Change

  • Oracle support policies can change
  • Regular official documentation review required

 

8. Practical Checklist

Current Environment Assessment

Version Check Command

java -cp weblogic.jar weblogic.version

Assessment Items

  • Current WebLogic Server version
  • JDK version
  • Applied patch status
  • Security configuration state

Upgrade Planning

Step-by-Step Approach

  1. Verify current version support status
  2. Select target version (12.2.1.4 recommended)
  3. Plan compatibility testing
  4. Establish upgrade timeline

 

Oracle WebLogic Server version support status directly impacts your organization’s IT security and stability. Running end-of-life versions poses serious security risks that could compromise business operations.

Key Takeaways

  • Immediate Action Required: 10.3.x, 12.1.x users
  • Planned Upgrade: 12.2.1.3 and earlier users
  • Stable Operations: 12.2.1.4 users

The most critical point is verifying information through official Oracle documentation. Don’t rely on speculative information found online—always confirm through Oracle Support Portal or official documentation.

 

References:

 

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