--- title: "CVE-2026-86093: IBM Db2 - Command Injection" description: "IBM Db2 11.5.0 through 11.5.9 and 12.1.0 through 12.1.5 contain a command injection caused by a stack-based buffer overflow in DRDA server endpoint handling, letting attackers execute arbitrary commands on clients, exploit requires control or impersonation of DRDA server endpoint." url: https://panop.io/threat-heartbeat/CVE-2026-86093/ --- # CVE-2026-86093 IBM Db2 - Command Injection IBM Db2 11.5.0 through 11.5.9 and 12.1.0 through 12.1.5 contain a command injection caused by a stack-based buffer overflow in DRDA server endpoint handling, letting attackers execute arbitrary commands on clients, exploit requires control or impersonation of DRDA server endpoint. CVSS base score 7.5 /10 High CISA KEV Not listed Public exploit None known EPSS 0.45% chance of exploitation in 30 days [View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-86093) ## Details Type Command Injection Impact Remote Code Execution CVSS vector CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H Published 10 September 2026 Updated 15 October 2026 Weakness [CWE-121](https://cwe.mitre.org/data/definitions/121.html) ## Vendor fix Update to versions later than 11.5.9 and 12.1.5 or the 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-2026-86093](https://nvd.nist.gov/vuln/detail/CVE-2026-86093) - [https://www.ibm.com/support/pages/node/7286993](https://www.ibm.com/support/pages/node/7286993) [← 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)