Improper access control in Oracle REST Data Services
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-284.
Summary
Vulnerability in Oracle REST Data Services (component: Core). Supported versions that are affected are 24.2.0-26.1.0. Easily exploitable vulnerability allows low privileged attacker with network access via HTTPS to compromise Oracle REST Data Services. While the vulnerability is in Oracle REST Data Services, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in takeover of Oracle REST Data Services. CVSS 3.1 Base Score 9.9 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H).
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
Remediation
No fixed version listed by the sources yet.
Fixed in the same release
Records fixed by the same vendor advisory or release, as the CNA lists them.
- Advisory ·
Oracle REST Data Services — oracle.com/security-alerts/cspumay2026.html
10 records Highest priority Priority MEDIUM 3 MEDIUM, 7 LOW
Other records, highest priority first
- TI-2026-34446 Improper access control in Oracle REST Data ServicesPriority MEDIUM 50
- TI-2026-34384 Improper access control in Oracle REST Data ServicesPriority MEDIUM 43
- TI-2026-34437 Uncontrolled resource consumption in Oracle REST Data ServicesPriority LOW 39
Timeline
- 2026-10-02 Threatist record created from CVE-2026-46839
- 2026-10-03 Alias added: GHSA-4c2q-9g38-8v79
References
Advisory 1
More Oracle Rest Data Services vulnerabilities
- TI-2020-08897 Potential XSS vulnerability in jQuery KEVCVSS 3.1MEDIUM 6.9
- TI-2021-09394 Uncontrolled resource consumption in Eclipse Jetty CVSS 3.1HIGH 7.5
- TI-2021-13463 Information disclosure in Eclipse Jetty CVSS 3.1MEDIUM 5.3
- TI-2019-08480 jQuery before 3.4.0, as used in Drupal, Backdrop CMS, and other products, mishandles… CVSS 3.1MEDIUM 6.1
- TI-2021-09398 Information disclosure in Eclipse Jetty CVSS 3.1MEDIUM 5.3
- TI-2020-16549 Uncontrolled resource consumption in Eclipse Jetty CVSS 3.1MEDIUM 5.3
Sources
- CVE-2026-46839 · CVE Program
- CVE-2026-46839 · NVD
- FIRST EPSS
- GHSA-4c2q-9g38-8v79 · GitHub Advisory Database · CC BY 4.0
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