CVE-2026-83030
HIGH 8.3 ALL-YEARSVulnerability in the Oracle Managed File Transfer product of Oracle Fusion Middleware (component: MFT Runtime Server). Supported versions that are affected are 12.2.1.4.0 and 14.1.2.0.0. Easily exploitable vulnerability allows low privileged attacker with network access via T3, IIOP to compromise Oracle Managed File Transfer. Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all Oracle Managed File Transfer accessible data as well as unauthorized read access to a subset of Oracle Managed File Transfer accessible data and unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Oracle Managed File Transfer. CVSS 3.1 Base Score 8.3 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:H).
Severe if exploited (CVSS 8.3), but no confirmed exploitation. Patch on a normal cadence.
Exploitation likelihood
0.4%chance of exploitation in 30 days · 27th percentile
Impact if exploited
8.3CVSS 3.1 · HIGH · CNA
- ConfidentialityLow
- IntegrityHigh
- AvailabilityHigh
What an attacker needs
- ✓Access: Reachable over the network — no local access needed
- ⚠Privileges: Requires a low-privilege account
- ✓User interaction: No user interaction needed
- ✓Complexity: No special conditions — reliably repeatable
✓ lowers the bar for an attacker · ⚠ raises it
Proof of concept & exploit code
No public exploit or proof-of-concept code is catalogued for this CVE (no ExploitDB, Nuclei, or CISA-KEV entry). It may still exist — search GitHub or check the references below.
Weakness (CWE)
- CWE-284: Improper Access Control
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:H
All CVSS metrics
- HIGH 8.3 v3.1 · CNA Primary
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:H - HIGH 8.3 v3.1 · NVD Secondary
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:H