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CVE-2026-21962: Oracle HTTP Server and Oracle Weblogic Server Proxy Plug-in Improper Access Control Vulnerability · BASE INTEL

Cyber · cmtcgl0sf00kb04l5wpfdzun1

CVE-2026-21962: Oracle HTTP Server and Oracle Weblogic Server Proxy Plug-in Improper Access Control Vulnerability

Oracle HTTP Server and Oracle Weblogic Server Proxy Plug-in contain an improper access control vulnerability that can result in unauthorized creation, deletion or modification access to critical data as well as unauthorized access to critical data or complete access to all Oracle HTTP Server and Oracle Weblogic Server Proxy Plug-in accessible data.

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This report contains official claims from a government or institutional source and may not be independently verified.

Threat HighOfficial ClaimGovernmentConf ConfirmedUnited States · North AmericaPublishedCISA

Original publisher

CISA

Original source URL

https://www.oracle.com/security-alerts/cpujan2026.html

Source country

United States

Reporting region

North America

Language

Institution

CISA

Published (UTC)

Aug 24, 2026, 12:00 AM

Ingested (UTC)

Aug 28, 2026, 4:35 AM

Verification

Official Claim

BASE INTEL aggregates public reporting. This item is not authored by BASE INTEL. Always review the original publisher before relying on the content.

CVE-2026-21962: Oracle HTTP Server and Oracle Weblogic Server Proxy Plug-in Improper Access Control Vulnerability
Vendor/project: Oracle
Product: HTTP Server and Oracle Weblogic Server Proxy Plug-in
Date added to KEV: 2026-08-24
Due date: 2026-08-27
Known ransomware use: Unknown
CWEs: CWE-284
Oracle HTTP Server and Oracle Weblogic Server Proxy Plug-in contain an improper access control vulnerability that can result in unauthorized creation, deletion or modification access to critical data as well as unauthorized access to critical data or complete access to all Oracle HTTP Server and Oracle Weblogic Server Proxy Plug-in accessible data.

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.

Notes:
https://www.oracle.com/security-alerts/cpujan2026.html ; BOD 26-04: https://www.cisa.gov/news-events/directives/bod-26-04-prioritizing-security-updates-based-risk ; Forensics Triage Requirements: https://www.cisa.gov/news-events/directives/bod-26-04-implementation-guidance-prioritizing-security-updates-based-risk ; https://nvd.nist.gov/vuln/detail/CVE-2026-21962
CISA KEV catalog entry for CVE-2026-21962
Original source: https://www.oracle.com/security-alerts/cpujan2026.html

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