--- title: "CVE-2026-83379: Oracle Weblogic Server Proxy Plug-in - Broken Access Control" description: "Oracle Weblogic Server Proxy Plug-in 12.2.1.4.0, 14.1.1.0.0, and 14.1.2.0.0 contains an unauthorized data access vulnerability caused by improper access control, letting unauthenticated network attackers via HTTP create, delete, or modify critical data, exploit requires network access with high attack complexity." url: https://panop.io/threat-heartbeat/CVE-2026-83379/ --- # CVE-2026-83379 Oracle Weblogic Server Proxy Plug-in - Broken Access Control Oracle Weblogic Server Proxy Plug-in 12.2.1.4.0, 14.1.1.0.0, and 14.1.2.0.0 contains an unauthorized data access vulnerability caused by improper access control, letting unauthenticated network attackers via HTTP create, delete, or modify critical data, exploit requires network access with high attack complexity. CVSS base score 8.7 /10 High CISA KEV Not listed Public exploit None known Authentication Not required [View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-83379) ## Details Type Broken Access Control Impact Data Tampering, Information Disclosure CVSS vector CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:N Published 20 October 2026 Updated 21 October 2026 ## Vendor fix Update to the latest available version beyond 14.1.2.0.0. Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them. ## References - [https://nvd.nist.gov/vuln/detail/CVE-2026-83379](https://nvd.nist.gov/vuln/detail/CVE-2026-83379) - [https://www.oracle.com/security-alerts/cpuoct2026.html](https://www.oracle.com/security-alerts/cpuoct2026.html) [← All CVEs](https://panop.io/threat-heartbeat/) ## What this record can't tell you - Whether you run the affected software, and where - Whether an attacker can actually reach and exploit it - The misconfigurations that never get a CVE number - What it would cost the business, ranked into what to fix first Panop answers these inside your environment, for this CVE and every other finding. [Book a demo](https://panop.io/demo)