Vulnerability in the Oracle WebLogic Server product of Oracle Fusion Middleware (component: Core).
Vulnerability in the Oracle WebLogic Server product of Oracle Fusion Middleware (component: Core). Supported versions that are affected are 12.2.1.4.0 and 14.1.2.0.0. Easily exploitable vulnerability allows high privileged attacker with access to the physical communication segment attached to the hardware where the Oracle WebLogic Server executes to compromise Oracle WebLogic Server. While the vulnerability is in Oracle WebLogic Server, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in takeover of Oracle WebLogic Server. CVSS 3.1 Base Score 8.4 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H).
- Published
- Jul 21, 2026
- Updated
- Jul 28, 2026
- EPSS
- 0.4% · 29th percentile
- CWE
- CWE-284
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Report tools
Action score
33
Monitor
Low priority for now.
- CVSS
- 33 / 40 · 8.4 / 10
- CISA KEV
- 0 / 30 · Not listed
- EPSS
- 0 / 30 · 0.4%
CISA SSVC decision
- Exploitation
- none
- Automatable
- no
- Technical impact
- total
Vulnrichment: CISA's decision-tree inputs.
CNA vs NVD score
- NVD
- —
- CNA · oracle
- 8.4
- NVD has not scored this yet; the score shown is the CNA’s.
The score given by the assigning authority versus NVD’s independent score. A gap means the severity is contested.
Noroxi analysis
No Noroxi analysis for this record yet
We don't hand-write analysis for the hundreds of thousands of vulnerabilities in the database; that wouldn't be honest. For notable, high-impact vulnerabilities our team writes the mechanism, detection and remediation steps.
We use this product, ask for helpAffected systems
| Vendor | Product | CPE |
|---|---|---|
| oracle | weblogic server | cpe:2.3:a:oracle:weblogic_server |
Affected versions
NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.
- oracle weblogic server12.2.1.4.0
- oracle weblogic server14.1.2.0.0
Versions reported by the vendor
Affected version ranges reported by the assigning authority (oracle). Independent of NVD's CPE analysis and usually ahead of it.
Oracle Corporation Oracle WebLogic Server
- 12.2.1.4.0, 14.1.2.0.0affected
Same product
oracle: all recordsOther highest-scoring records for the same primary product.
- CVE-2020-14750Vulnerability in the Oracle WebLogic Server product of Oracle Fusion Middleware (component: Console).KEV99Now
- CVE-2020-14882Vulnerability in the Oracle WebLogic Server product of Oracle Fusion Middleware (component: Console).KEV99Now
- CVE-2018-2628Vulnerability in the Oracle WebLogic Server component of Oracle Fusion Middleware (subcomponent: WLS Core Components).KEV99Now
- CVE-2020-14644Vulnerability in the Oracle WebLogic Server product of Oracle Fusion Middleware (component: Core).KEV97Now
- CVE-2020-2883Vulnerability in the Oracle WebLogic Server product of Oracle Fusion Middleware (component: Core).KEV97Now
- CVE-2020-2551Vulnerability in the Oracle WebLogic Server product of Oracle Fusion Middleware (component: WLS Core Components).KEV97Now
Remediation
Which version to upgrade to
Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.
No fix version is recorded for this entry. Check the references for vendor advisories.
Exploit status
No known public exploit
No public exploit has been observed yet. That doesn't mean you're safe, only that the bar is a little higher.
Research context
For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.
Timeline
From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.
No dated events beyond publication.
FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).
Patch and commit links
Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.
No commit or PR link among the references.
Credits
All researchersFinders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.
No credits in the CNA record.
Variant candidates
Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.
- CVE-2026-6070228 days apartVulnerability in the Oracle WebLogic Server product of Oracle Fusion Middleware (component: Core).39Monitor
- CVE-2026-6097728 days apartVulnerability in the Oracle WebLogic Server product of Oracle Fusion Middleware (component: WLS Core Components).39Monitor
- CVE-2026-3526334 days apartVulnerability in the WebLogic Server product of Oracle Fusion Middleware (component: Core).39Monitor
- CVE-2026-3529834 days apartVulnerability in the WebLogic Server product of Oracle Fusion Middleware (component: Core).36Monitor
- CVE-2026-603430 days apartVulnerability in the Oracle WebLogic Server product of Oracle Fusion Middleware (component: Core).35Monitor
- CVE-2026-3531134 days apartVulnerability in the WebLogic Server product of Oracle Fusion Middleware (component: Core).35Monitor
Chain candidates
An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.
—
Bug bounty scope
No known public program.
Source: bounty-targets-data (public HackerOne, Bugcrowd, Intigriti, YesWeHack listings).
National notice (Türkiye Cybersecurity Directorate / USOM)
Official security notices citing this record; remediation advice is on the agency's page.
- TR-26-0595 · Jul 22, 2026(Oracle Çoklu Ürün Güvenlik Bildirimi)
Technical details
Attack conditions
- Someone on the same network segment can trigger it.
- Administrator privileges are required.
- No user action is required.
- No special conditions are required; it is repeatable.
If successful
- Confidentiality
- high · data can be read
- Integrity
- high · data or configuration can be modified
- Availability
- high · the service can be disrupted
Impact can extend beyond the vulnerable component (scope changes).
- Attack vector
- Adjacent
- Attack complexity
- Low
- Privileges required
- High
- User interaction
- None
- Scope
- Changed
- Confidentiality impact
- High
- Integrity impact
- High
- Availability impact
- High
Weakness class (CWE)
CWE-284 · Improper Access ControlCVSS vector
CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
nvd-secondary
Attack context
MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.
Attack patterns (CAPEC)
- Embedding Scripts within ScriptsCAPEC-19likelihood: High · High
- Malicious Logic InsertionCAPEC-441likelihood: Medium · High
- Modification of Windows Service ConfigurationCAPEC-478likelihood: Low · High
- Malicious Root CertificateCAPEC-479likelihood: Low · Low
- Intent SpoofCAPEC-502
- WebView ExposureCAPEC-503
- Data Injected During ConfigurationCAPEC-536likelihood: Low · High
- Incomplete Data Deletion in a Multi-Tenant EnvironmentCAPEC-546likelihood: Low · Medium
ATT&CK techniques
- RootkitT1014
- Obfuscated Files or Information: Embedded PayloadsT1027.009
- Boot or Logon Initialization ScriptsT1037
- Taint shared contentT1080
- Server Software Component: Terminal Services DLLT1505.005
- Pre-OS Boot:BootkitT1542.003
- Create or Modify System ProcessT1543
- Create or Modify System Process: Launch AgentT1543.001
- Create or Modify System Process:Windows ServiceT1543.003
- Create or Modify System Process: Launch DaemonT1543.004
- Event Triggered Execution:Change Default File AssociationT1546.001
- Event Triggered Execution:.bash_profile and .bashrcT1546.004
- Event Triggered Execution: Accessibility FeaturesT1546.008
- Event Triggered Execution: Installer PackagesT1546.016
- Boot or Logon Autostart ExecutionT1547
- Boot or Logon Autostart Execution:Kernel Modules and ExtensionsT1547.006
Change log
No changes recorded on tracked fields yet. Score, KEV, exploit maturity and fix status changes appear here.
References
Vendor advisories and official records. Exploit/PoC links are deliberately left out.