CVE-2026-91240
MediumCVSS 5.9Exploitation Probability (EPSS)
Low risk24th percentile - higher than 24% of all known CVEs
Summary
Vulnerability in Oracle WebCenter Sites (WebCenter Sites component) versions 12.2.1.4.0 and 14.1.2.0.0, difficult to exploit, allows an unauthenticated network attacker via HTTP to gain unauthorized access to critical data or all data.
Risk Assessment
Potential leakage of sensitive data from WebCenter Sites.
Recommendation
Update WebCenter Sites to the Oracle-patched version and restrict network access.
Other vulnerabilities in Oracle WebCenter Sites
See all- CVE-2017-3596High
A vulnerability in the Oracle WebCenter Sites component of Oracle Fusion Middleware allows a low privileged attacker to access critical data. The attacker can gain unauthorized access to data and has the ability to update, insert, or delete data.
- CVE-2017-3543High
A vulnerability in the Oracle WebCenter Sites component of Oracle Fusion Middleware allows an unauthenticated attacker with network access via HTTP to compromise Oracle WebCenter Sites. The attacker can gain unauthorized access to critical data and has the ability to update, insert, or delete data.
- CVE-2017-3542High
Vulnerability in the Oracle WebCenter Sites component of Oracle Fusion Middleware allows unauthenticated attackers with network access via HTTP to compromise Oracle WebCenter Sites. Attackers can gain access to critical data and perform unauthorized operations on the data.
- CVE-2017-3541High
A vulnerability in the Oracle WebCenter Sites component of Oracle Fusion Middleware allows an unauthenticated attacker with network access via HTTP to compromise Oracle WebCenter Sites. Successful attacks can lead to unauthorized access to critical data and complete access to all accessible data.
- CVE-2017-3540High
A vulnerability in the Oracle WebCenter Sites component of Oracle Fusion Middleware allows an unauthenticated attacker with network access via HTTP to compromise the system. The attacker can cause hangs or frequent crashes of Oracle WebCenter Sites and gain unauthorized access to data.
- CVE-2016-3487High
Unspecified vulnerability in the Oracle WebCenter Sites component in Oracle Fusion Middleware 11.1.1.8 and 12.2.1.0 allows remote attackers to affect confidentiality, integrity, and availability via unknown vectors.
- CVE-2026-101499Critical
Vulnerability in Oracle WebCenter Sites (Oracle Fusion Middleware) affecting versions 12.2.1.4.0 and 14.1.2.0.0. An unauthenticated attacker with network access via HTTP can easily compromise the system. CVSS 9.8.
- CVE-2026-83037Critical
Vulnerability in Oracle WebCenter Sites (WebCenter Sites component) of Oracle Fusion Middleware. Affects versions 12.2.1.4.0 and 14.1.2.0.0. An unauthenticated attacker with network access via HTTP can easily compromise Oracle WebCenter Sites.
- CVE-2026-83036Critical
Vulnerability in Oracle WebCenter Sites (WebCenter Sites component) of Oracle Fusion Middleware. Affects versions 12.2.1.4.0 and 14.1.2.0.0. An unauthenticated attacker with network access via HTTP can easily compromise Oracle WebCenter Sites.
- CVE-2026-83035Critical
Vulnerability in Oracle WebCenter Sites (WebCenter Sites component) of Oracle Fusion Middleware. Affects versions 12.2.1.4.0 and 14.1.2.0.0. An unauthenticated attacker with network access via HTTP can easily compromise Oracle WebCenter Sites.
Original NVD description (English source)
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. Difficult to exploit vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle WebCenter Sites. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Oracle WebCenter Sites accessible data. CVSS 3.1 Base Score 5.9 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N).
Vulnerability data from NVD (NIST) · CISA KEV · EPSS