— Unscored

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

CVE-2026-21962 Exploited

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.

Being exploited in the wild

Catalogued 24 August 2026 · US federal remediation deadline 27 August 2026

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…

Exploit code is also public: Public PoC

Public PoCsamael0x4/CVE-2026-219626 stars
Public PoCboroeurnprach/Ashwesker-CVE-2026-219626 stars
Public PoCgregk4sec/cve-2026-219624 stars
Public PoCGeorge0Papasotiriou/CVE-2026-21962-Oracle-HTTP-Server-WebLogic-Proxy-Plug-in-Critical-3 stars
Public PoCzeetee1235/CVE-2026-219623 stars
Public PoCThumpBo/CVE-2026-219622 stars
Public PoCnaozibuhao/CVE-2026-21962_Java_GUI_Exploit_Tool2 stars
Public PoC0xBlackash/CVE-2026-219622 stars

Assessment

CVSS: Not yet scored
Severity: Unscored
Known exploited: Yes — listed in the CISA KEV catalog
Exploit availability: CISA KEV, Public PoC
Published: 24 August 2026
Last updated: 24 August 2026
Affected: Oracle · HTTP Server and Oracle Weblogic Server Proxy Plug-in
Weakness: CWE-284

At the source

CISA KEV

References

https://www.cisa.gov/known-exploited-vulnerabilities-catalog

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