--- title: "CVE-2026-83412: Oracle Coherence - Broken Access Control" description: "Oracle Coherence 12.2.1.4.0, 14.1.1.0.0, 14.1.2.0.0, and 15.1.1.0.0 contain an unauthorized data access and modification vulnerability caused by insufficient access controls in the core component, letting low privileged network attackers create, delete, or modify critical data without user interaction." url: https://panop.io/threat-heartbeat/CVE-2026-83412/ --- # CVE-2026-83412 Oracle Coherence - Broken Access Control Oracle Coherence 12.2.1.4.0, 14.1.1.0.0, 14.1.2.0.0, and 15.1.1.0.0 contain an unauthorized data access and modification vulnerability caused by insufficient access controls in the core component, letting low privileged network attackers create, delete, or modify critical data without user interaction. CVSS base score 8.1 /10 High CISA KEV Not listed Public exploit None known Authentication Required EPSS 0.36% chance of exploitation in 30 days [View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-83412) ## Details Type Broken Access Control Impact Data Tampering, Information Disclosure CVSS vector CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N Published 15 September 2026 Updated 15 October 2026 Weakness [CWE-284](https://cwe.mitre.org/data/definitions/284.html) ## Vendor fix Update to the latest available version of Oracle Coherence. 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-2026-83412](https://nvd.nist.gov/vuln/detail/CVE-2026-83412) - [https://www.oracle.com/security-alerts/cspusep2026.html](https://www.oracle.com/security-alerts/cspusep2026.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)