---
id: CVE-2026-21962
title: >-
  Vulnerability in the Oracle HTTP Server, Oracle Weblogic Server Proxy Plug-in
  product of Oracle Fusion Middleware (component: Weblogic Server Proxy Plug-in
  for Apache HTTP Server, Weblogic Server Proxy Plug-in for IIS)
summary: >-
  Vulnerability in the Oracle HTTP Server, Oracle Weblogic Server Proxy Plug-in
  product of Oracle Fusion Middleware (component: Weblogic Server Proxy Plug-in
  for Apache HTTP Server, Weblogic Server Proxy Plug-in for IIS).  Supported
  versio…
severity: critical
cvss: 10
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:N'
cwe:
  - CWE-284
vendor: oracle
product: http_server
affected:
  - http_server = 12.2.1.4.0
  - http_server = 14.1.1.0.0
  - http_server = 14.1.2.0.0
  - weblogic_server_proxy_plug-in = 12.2.1.4.0
  - weblogic_server_proxy_plug-in = 14.1.1.0.0
  - weblogic_server_proxy_plug-in = 14.1.2.0.0
published: '2026-01-20'
updated: '2026-08-24'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-21962'
references:
  - url: 'https://www.oracle.com/security-alerts/cpujan2026.html'
    label: secalert_us@oracle.com
  - url: 'https://github.com/Ashwesker/Ashwesker-CVE-2026-21962/issues/1'
    label: 134c704f-9b21-4f2e-91b3-4a467353bcc0
  - url: >-
      https://web.archive.org/web/20260129165916/https://github.com/Ashwesker/Ashwesker-CVE-2026-21962/issues/1
    label: 134c704f-9b21-4f2e-91b3-4a467353bcc0
  - url: >-
      https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-21962
    label: 134c704f-9b21-4f2e-91b3-4a467353bcc0
  - url: 'https://x.com/0xacb/status/2015473216844620280'
    label: 134c704f-9b21-4f2e-91b3-4a467353bcc0
tags:
  - nvd
  - kev
  - in-the-wild
  - exploit-available
epss: 0.70915
epssPercentile: 0.99382
kev: true
kevDateAdded: '2026-08-24'
kevDueDate: '2026-08-27'
kevRansomware: false
exploited: true
ingestedAt: '2026-08-24T20:10:45.984Z'
exploits:
  github: 10
  githubRepos:
    - 'https://github.com/samael0x4/CVE-2026-21962'
    - 'https://github.com/boroeurnprach/Ashwesker-CVE-2026-21962'
    - 'https://github.com/ThumpBo/CVE-2026-21962'
  checkedAt: '2026-09-25T08:20:52.911Z'
exploitAvailable: true
---

## Overview

Vulnerability in the Oracle HTTP Server, Oracle Weblogic Server Proxy Plug-in product of Oracle Fusion Middleware (component: Weblogic Server Proxy Plug-in for Apache HTTP Server, Weblogic Server Proxy Plug-in for IIS).  Supported versions that are affected are 12.2.1.4.0, 14.1.1.0.0 and  14.1.2.0.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle HTTP Server, Oracle Weblogic Server Proxy Plug-in.  While the vulnerability is in Oracle HTTP Server, Oracle Weblogic Server Proxy Plug-in, 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, Oracle Weblogic Server Proxy Plug-in accessible data as well as  unauthorized access to critical data or complete access to all Oracle HTTP Server, Oracle Weblogic Server Proxy Plug-in accessible data. Note: Affected version for Weblogic Server Proxy Plug-in for IIS is 12.2.1.4.0 only. CVSS 3.1 Base Score 10.0 (Confidentiality and Integrity impacts).  CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:N).

## Affected

- `http_server = 12.2.1.4.0`
- `http_server = 14.1.1.0.0`
- `http_server = 14.1.2.0.0`
- `weblogic_server_proxy_plug-in = 12.2.1.4.0`
- `weblogic_server_proxy_plug-in = 14.1.1.0.0`
- `weblogic_server_proxy_plug-in = 14.1.2.0.0`

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.