Information exposure in Oracle HTTP Server WebLogic Proxy Plug-in
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- High
- Impact type
- Information disclosure
- Confidentiality · integrity · availability
- High · High · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-200.
Summary
Oracle HTTP Server in Oracle Fusion Middleware, including the Oracle WebLogic Server Proxy Plug-in component, is affected in versions 12.2.1.4.0 and 14.1.2.0.0. A flaw exposes sensitive information to an unauthorized actor (CWE-200). An unauthenticated remote attacker can exploit it over HTTP, though it is difficult to exploit, to gain unauthorized creation, deletion or modification of critical data and unauthorized access to critical data.
Written with Claude Haiku 5.5 from the sources below · 2026-10-30
Description from the CNA
Vulnerability in the Oracle HTTP Server product of Oracle Fusion Middleware (component: Oracle Weblogic Server Proxy Plug-in for Oracle HTTP Server). 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).
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
Remediation
The sources list no fixed version for Oracle HTTP Server.
Written with Claude Haiku 5.5 from the sources below · 2026-10-30
Fixed in the same release
Records fixed by the same vendor advisory or release, as the CNA lists them.
- Advisory ·
Oracle HTTP Server — oracle.com/security-alerts/cpuoct2026.html
4 records Highest priority Priority MEDIUM 2 MEDIUM, 2 LOW
Other records, highest priority first
- TI-2026-77187 Sensitive information exposure in Oracle HTTP Server OSSL modulePriority MEDIUM 43
- TI-2026-77523 Improper privilege management in Oracle HTTP Server Web ListenerPriority LOW 35
- TI-2026-77475 Improper privilege management in Oracle HTTP Server OSSL ModulePriority LOW 35
Timeline
- 2026-10-21 Threatist record created from CVE-2026-87346
- 2026-10-21 Alias added: GHSA-xwg4-7p6p-mjwr
- 2026-10-22 Priority changed: MEDIUM → LOW
- 2026-10-30 Weakness changed · CISA ADP
- 2026-10-30 CISA SSVC decision points changed
- 2026-10-30 Priority changed: LOW → MEDIUM
References
Advisory 1
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Sources
- CVE-2026-87346 · CVE Program
- CVE-2026-87346 · NVD
- FIRST EPSS
- GHSA-xwg4-7p6p-mjwr · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences