Vulnerability details

CVE-2026-34291

Oracle HTTP Server
CVSS 3.1
8.7High

Official description

Vulnerability in the Oracle HTTP Server product of Oracle Fusion Middleware (component: Core). 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 HTTP Server. While the vulnerability is in Oracle HTTP Server, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all Oracle HTTP Server accessible data as well as unauthorized access to critical data or complete access to all Oracle HTTP Server accessible data. CVSS 3.1 Base Score 8.7 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:N).

CVSS scores

ScoreVersionSourceVector
8.7High 3.1 CVEProject cvelistV5 (CNA) (oracle) CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:N

Affected products

VendorProductVersionsSource
Oracle Corporation Oracle HTTP Server 12.2.1.4.0 CVEProject cvelistV5 (CNA)
Oracle Corporation Oracle HTTP Server 14.1.2.0.0 CVEProject cvelistV5 (CNA)

References and advisories

1
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Details

Published
2026-04-22
Last updated
2026-04-23
State
Published
Assigner (CNA)
oracle

Exploit prediction (EPSS)

0.26%
Probability of exploitation in 30 days
17.9%
Percentile (among all CVEs)

SSVC assessment (CISA)

Automatable
No
Exploitation
None
Technical impact
Total

Weaknesses (CWE)

  • CWE-284
    Improper Access Control