Skip to content
EXYS
Back to the CVEs

CVE-2026-21962

10, critical Known exploited

Oracle HTTP Server and Oracle Weblogic Server Proxy Plug-in Improper Access Control Vulnerability

NVD (opens in a new tab) CVE.org (opens in a new tab) CISA KEV catalogue (opens in a new tab)
CVSS
10, critical critical CVSS v3.1
EPSS, next 30 days
73% higher than 99.4% of scored CVEs
Exploitation
Confirmed in the wild
Published
20 Jan 20269 months ago

Known exploited

CISA added this to the Known Exploited Vulnerabilities Catalog on 24 Aug 2026. US federal agencies had to remediate by 27 Aug 2026, a deadline that has passed.

Required action. Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.

Description

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).

Details

Vendor
Oracle
Product
Oracle HTTP Server, Oracle Weblogic Server Proxy Plug-in
Weakness
CWE-284 (opens in a new tab)
Status
Analyzed
Updated
25 Aug 2026
Assigner
secalert_us@oracle.com

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:N

References 5

Patches and fixes 1

Other references 4

The kind is read from NVD's tags where present and from the shape of the URL otherwise, so treat it as a hint.

Other Oracle CVEs

Every Oracle CVE we hold

Same vendor in what we hold, not a known link between the flaws.

  • CVE-2026-35273 Oracle PeopleSoft Enterprise PeopleTools Missing Authentication for Critical Function Vulnerability KEV EPSS 97% 9.8, critical
  • CVE-2026-46817 Oracle E-Business Suite Improper Privilege Management Vulnerability KEV EPSS 0.8% 9.8, critical
  • CVE-2025-61757 Oracle Fusion Middleware Missing Authentication for Critical Function Vulnerability KEV EPSS 89% 9.8, critical
  • CVE-2025-61884 Oracle E-Business Suite Server-Side Request Forgery (SSRF) Vulnerability KEV EPSS 96% 7.5, high
  • CVE-2025-61882 Oracle E-Business Suite Unspecified Vulnerability KEV EPSS 100% 9.8, critical
  • CVE-2024-21287 Oracle Agile Product Lifecycle Management (PLM) Incorrect Authorization Vulnerability KEV EPSS 2% 7.5, high
  • CVE-2024-21182 Oracle WebLogic Server Unspecified Vulnerability KEV EPSS 74% 7.5, high
  • CVE-2024-20953 Oracle Agile Product Lifecycle Management (PLM) Deserialization Vulnerability KEV EPSS 4% 8.8, high

Beyond this page

Is CVE-2026-21962 in your network?

This page tells you how dangerous CVE-2026-21962 is out there. Whether it sits on one of your devices, only a scan of your own network can tell. That is what our systems do, every day, for the companies we protect.

CVE-2026-21962 is in the CISA catalogue of exploited vulnerabilities: attackers are already exploiting it.

  • EXYS7600 OCELOT

    Find it before attackers do

    Ocelot scans your network on a schedule and reports every vulnerability it finds by its CVE identifier, with its CVSS score and how many of your hosts are affected. A finding like CVE-2026-21962 comes with the devices to patch.

    Learn more about EXYS7600 OCELOT

  • EXYS7950 KONDRA

    Detect it if it's exploited

    Until the patch is applied, Kondra monitors your network, events and endpoints in real time. It keeps an inventory of the software installed on every endpoint, and its anomaly detection rules flag what an attacker does once inside.

    Learn more about EXYS7950 KONDRA
Check your exposure

Assembled from the NVD 2.0 API, the CISA Known Exploited Vulnerabilities Catalog and FIRST EPSS. Scores are as of our last collection on 17 Oct 2026, not the live upstream state.