CVE-2026-34291

HIGH
MEDIUM Priority: 0.02 BB Relevance: 67/100
Published: 2026-04-21 Modified: 2026-10-26 First seen: 2026-10-29 Status: active

Attack Surface

Network No Auth No Interaction Conf. Impact Integ. Impact Scope Change

CVSS Vector Breakdown

AV: Network
AC: High
PR: None
UI: None
S: Changed
C: High
I: High
A: None

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).

Weakness Classification (1)

Affected Software (2)

VendorProductVersion
oracle http_server 12.2.1.4.0
oracle http_server 14.1.2.0.0

References & Advisories (1)

Bug Bounty Relevance

67 / 100
✓ Network accessible
✓ No authentication
✓ No user interaction

CVSS Score

8.7 / 10.0 v3.1
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:N

EPSS — Exploitation Probability

0.26%
Raw Score 0.002610
Percentile 17.9%
Date 2026-10-29

EPSS Trend

2026-10-29
0.00261
2026-10-28
0.00261

Intelligence Sources

nvd ref →