CVE-2026-83355: Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle Enterprise Manager for Fusion Middleware. Successful attacks of this vulnerability can result in takeover of Oracle Enterprise Manager for Fusion Middleware. in Oracle Corporation Oracle Enterprise Manager for Fusion Middleware
A critical vulnerability (CVE-2026-83355) exists in Oracle Enterprise Manager for Fusion Middleware (component: Metrics) versions 13.5 and 24.1. This vulnerability allows an unauthenticated attacker with network access via HTTP to fully compromise the affected product, resulting in complete confidentiality, integrity, and availability impacts. The vulnerability has a CVSS 3.1 base score of 9.8. Oracle has released security patches addressing this and many other vulnerabilities in their September 2026 Critical Security Patch Update advisory.
AI Analysis
Technical Summary
CVE-2026-83355 is a critical unauthenticated network vulnerability in the Metrics component of Oracle Enterprise Manager for Fusion Middleware versions 13.5 and 24.1. It allows an attacker to compromise the product entirely, impacting confidentiality, integrity, and availability. The vulnerability is easily exploitable over HTTP without requiring privileges or user interaction. Oracle has included a fix for this vulnerability in their September 2026 Critical Security Patch Update, which contains 673 security patches across multiple Oracle products.
Potential Impact
Successful exploitation of this vulnerability can lead to complete takeover of Oracle Enterprise Manager for Fusion Middleware, affecting confidentiality, integrity, and availability of the system. This could allow attackers to execute arbitrary actions, access sensitive information, or disrupt services managed by the product.
Mitigation Recommendations
Oracle has released a security patch for this vulnerability as part of the September 2026 Critical Security Patch Update. Customers are strongly advised to apply the available patches without delay and remain on actively supported versions. No additional mitigation steps are indicated beyond applying the official patch.
CVE-2026-83355: Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle Enterprise Manager for Fusion Middleware. Successful attacks of this vulnerability can result in takeover of Oracle Enterprise Manager for Fusion Middleware. in Oracle Corporation Oracle Enterprise Manager for Fusion Middleware
Description
A critical vulnerability (CVE-2026-83355) exists in Oracle Enterprise Manager for Fusion Middleware (component: Metrics) versions 13.5 and 24.1. This vulnerability allows an unauthenticated attacker with network access via HTTP to fully compromise the affected product, resulting in complete confidentiality, integrity, and availability impacts. The vulnerability has a CVSS 3.1 base score of 9.8. Oracle has released security patches addressing this and many other vulnerabilities in their September 2026 Critical Security Patch Update advisory.
CVSS v3.1
Score 9.8critical
Affected software
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-83355 is a critical unauthenticated network vulnerability in the Metrics component of Oracle Enterprise Manager for Fusion Middleware versions 13.5 and 24.1. It allows an attacker to compromise the product entirely, impacting confidentiality, integrity, and availability. The vulnerability is easily exploitable over HTTP without requiring privileges or user interaction. Oracle has included a fix for this vulnerability in their September 2026 Critical Security Patch Update, which contains 673 security patches across multiple Oracle products.
Potential Impact
Successful exploitation of this vulnerability can lead to complete takeover of Oracle Enterprise Manager for Fusion Middleware, affecting confidentiality, integrity, and availability of the system. This could allow attackers to execute arbitrary actions, access sensitive information, or disrupt services managed by the product.
Mitigation Recommendations
Oracle has released a security patch for this vulnerability as part of the September 2026 Critical Security Patch Update. Customers are strongly advised to apply the available patches without delay and remain on actively supported versions. No additional mitigation steps are indicated beyond applying the official patch.
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- GHSA-xh3q-vmfm-mvjc
- Osv Schema Version
- 1.4.0
- Aliases
- ["CVE-2026-83355"]
- Database Specific Severity
- CRITICAL
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 6aaa07dc55bf5e2cf5ea3281
Added to database: 09/16/2026, 03:07:08 UTC
Last enriched: 09/16/2026, 03:52:24 UTC
Last updated: 09/16/2026, 06:01:22 UTC
Views: 1
Community Reviews
0 reviewsCrowdsource mitigation strategies, share intel context, and vote on the most helpful responses. Sign in to add your voice and help keep defenders ahead.
Want to contribute mitigation steps or threat intel context? Sign in or create an account to join the community discussion.
Actions
Updates to AI analysis require Pro Console access. Upgrade inside Console → Billing.
Need more coverage?
Upgrade to Pro Console for AI refresh and higher limits.
For incident response and remediation, OffSeq services can help resolve threats faster.
Latest Threats
Check if your credentials are on the dark web
Instant breach scanning across billions of leaked records. Free tier available.