CVE-2026-91354

Exploitable HTTP‑based Remote Code Execution in Oracle Outside In Technology 8.5.8

Published Oct 20, 2026 CVSS 3.1 · 9.9 Critical EPSS < 1% KEV · Not listed
Description
Vulnerability in the Oracle Outside In Technology product of Oracle Fusion Middleware (component: Outside In Clean Content SDK). The supported version that is affected is 8.5.8. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Oracle Outside In Technology. While the vulnerability is in Oracle Outside In Technology, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in takeover of Oracle Outside In Technology. 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).

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Title Exploitable HTTP‑based Remote Code Execution in Oracle Outside In Technology 8.5.8
Type Values Removed Values Added
Title Remote Code Execution via HTTP in Oracle Outside In Technology
Weaknesses CWE-20
CWE-94
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Weaknesses CWE-284
Type Values Removed Values Added
Title Remote Code Execution via HTTP in Oracle Outside In Technology
Weaknesses CWE-20
CWE-94
Type Values Removed Values Added
Description Vulnerability in the Oracle Outside In Technology product of Oracle Fusion Middleware (component: Outside In Clean Content SDK). The supported version that is affected is 8.5.8. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Oracle Outside In Technology. While the vulnerability is in Oracle Outside In Technology, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in takeover of Oracle Outside In Technology. 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).
First Time appeared Oracle
Oracle outside In Technology
CPEs cpe:2.3:a:oracle:outside_in_technology:8.5.8:*:*:*:*:*:*:*
Vendors & Products Oracle
Oracle outside In Technology
References
Metrics cvssV3_1

{'score': 9.9, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
oracle
Published
Updated
Oct 28, 2026, 5:14 PM
Reserved
Sep 14, 2026, 10:10 PM
Status
Analyzed
Published
Oct 20, 2026, 10:20 PM
Modified
Nov 10, 2026, 2:52 PM