--- title: "CVE-2026-101556: Oracle Oracle Payroll - Authentication Bypass" description: "Oracle E-Business Suite Oracle Payroll 12.2.3-12.2.15 contains a takeover vulnerability caused by an internal operations flaw, letting low privileged attackers with network access via HTTP fully compromise Oracle Payroll, exploit requires network access with low privileges." url: https://panop.io/threat-heartbeat/CVE-2026-101556/ --- # CVE-2026-101556 Oracle Oracle Payroll - Authentication Bypass Oracle E-Business Suite Oracle Payroll 12.2.3-12.2.15 contains a takeover vulnerability caused by an internal operations flaw, letting low privileged attackers with network access via HTTP fully compromise Oracle Payroll, exploit requires network access with low privileges. CVSS base score 7.5 /10 High CISA KEV Not listed Public exploit None known Authentication Required [View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-101556) ## Details Type Authentication Bypass Impact Information Disclosure, Data Tampering, Denial Of Service CVSS vector CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H Published 20 October 2026 Updated 21 October 2026 ## Vendor fix Update to a version later than 12.2.15 or latest available version. 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-2026-101556](https://nvd.nist.gov/vuln/detail/CVE-2026-101556) - [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)