EUVD-2026-61317
GHSA-qjw6-6889-7j9q
Severity by source
AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Network-reachable HTTP interface, low complexity, low-privileged authenticated access required, and full CIA impact on the vulnerable system with no lateral scope change - vector is consistent with Oracle's disclosure.
Primary rating from Vendor (oracle).
CVSS VectorVendor: oracle
Lifecycle Timeline
2DescriptionCVE.org
Vulnerability in the Oracle WebCenter Sites product of Oracle Fusion Middleware (component: WebCenter Sites). 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 HTTP to compromise Oracle WebCenter Sites. Successful attacks of this vulnerability can result in takeover of Oracle WebCenter Sites. CVSS 3.1 Base Score 8.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H).
AnalysisAI
Full system takeover in Oracle WebCenter Sites 12.2.1.4.0 and 14.1.2.0.0 is achievable by any low-privileged attacker with network access over HTTP, resulting in complete compromise of confidentiality, integrity, and availability. Oracle's own advisory characterizes the vulnerability as 'easily exploitable,' materially lowering the skill threshold for attackers. …
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Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata
Vulnerability AssessmentAI
| Exploitation | A valid low-privileged account on the target Oracle WebCenter Sites application is required; the CVSS PR:L metric confirms that unauthenticated exploitation is not supported. … Additional conditions and limiting factors are described in the full assessment. |
| Risk Assessment | The CVSS 3.1 score of 8.8 is structurally well-supported: the vector combines network reachability (AV:N), low complexity (AC:L), low privilege (PR:L), no user interaction (UI:N), and full CIA impact with no scope change, producing a consistent high-severity picture. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in. |
| Exploit Scenario | Full exploit scenario with step-by-step reproduction available after sign-in. |
| Remediation | Apply the Oracle Critical Patch Update for August 2026, which addresses this vulnerability in both Oracle WebCenter Sites 12.2.1.4.0 and 14.1.2.0.0; the advisory is available at https://www.oracle.com/security-alerts/cspuaug2026.html. … Detailed patch versions, workarounds, and compensating controls in full report. |
Recommended ActionAI
Within 24 hours: identify all WebCenter Sites 12.2.1.4.0 and 14.1.2.0.0 instances across production and non-production environments; implement firewall rules restricting HTTP access to these systems to authorized administrators only via explicit allowlists; inventory critical applications and data dependencies. …
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External POC / Exploit Code
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