Improper access control in Oracle JDeveloper
Key facts
- Attack vector
- Local
- Privileges required
- High
- User interaction
- None
- Attack complexity
- High
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- None · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-284.
Summary
Oracle JDeveloper, a product of Oracle Fusion Middleware, is affected in supported versions 12.2.1.4.0 and 14.1.2.0.0. An improper access control flaw (CWE-284) lets a high privileged attacker who can log on to the system where JDeveloper runs compromise it. Successful attacks can modify or delete accessible data or cause a hang or repeatable crash of JDeveloper.
Written with Claude Haiku 5.5 from the sources below · 2026-10-29
Description from the CNA
Vulnerability in the Oracle JDeveloper product of Oracle Fusion Middleware (component: Oracle JDeveloper). Supported versions that are affected are 12.2.1.4.0 and 14.1.2.0.0. Difficult to exploit vulnerability allows high privileged attacker with logon to the infrastructure where Oracle JDeveloper executes to compromise Oracle JDeveloper. Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all Oracle JDeveloper accessible data and unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Oracle JDeveloper. CVSS 3.1 Base Score 5.7 (Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:H/A:H).
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
Remediation
The sources list no fixed version for Oracle JDeveloper.
Written with Claude Haiku 5.5 from the sources below · 2026-10-29
Fixed in the same release
Records fixed by the same vendor advisory or release, as the CNA lists them.
- Advisory ·
Oracle JDeveloper — oracle.com/security-alerts/cpuoct2026.html
6 records Highest priority Priority LOW 6 LOW
Other records, highest priority first
- TI-2026-77377 Open redirect in Oracle JDeveloper Security FrameworkPriority LOW 29
- TI-2026-77378 Improper access control in Oracle JDeveloper allows data modificationPriority LOW 26
- TI-2026-77376 Sensitive information exposure in Oracle JDeveloper ADF DatabindingPriority LOW 26
Timeline
- 2026-10-21 Threatist record created from CVE-2026-91320
- 2026-10-21 Alias added: GHSA-qh7f-823p-58jp
- 2026-10-22 Priority changed: MEDIUM → LOW
- 2026-10-28 Weakness changed · CISA ADP
- 2026-10-28 CISA SSVC decision points changed
References
Advisory 1
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Sources
- CVE-2026-91320 · CVE Program
- CVE-2026-91320 · NVD
- FIRST EPSS
- GHSA-qh7f-823p-58jp · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences