# CVE-2016-1239: duck: duck before 0.10 did not properly handle loading of untrusted code from the current directory.

CVE-2016-1239 is fixed in duck on 1 platform, first by DEBIAN-CVE-2016-1239, released February 19, 2022. It is not reported as exploited. Patch Radar priority: Urgent.

- Web page: https://patchblox.com/security/cve/CVE-2016-1239
- Priority: Urgent
- CVSS: 9.8 (critical)
- EPSS: 0.0121
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Feb 19, 2022

## Description

duck before 0.10 did not properly handle loading of untrusted code from the current directory.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | duck Debian 12.15 (bookworm) | 0.10 | [DEBIAN-CVE-2016-1239](https://patchblox.com/security/data/fix/linux/debian-cve-2016-1239.md) | Feb 19, 2022 |
| Linux | duck Debian 13.5 (trixie) | 0.10 | [DEBIAN-CVE-2016-1239](https://patchblox.com/security/data/fix/linux/debian-cve-2016-1239.md) | Feb 19, 2022 |
| Linux | duck Debian 14 | 0.10 | [DEBIAN-CVE-2016-1239](https://patchblox.com/security/data/fix/linux/debian-cve-2016-1239.md) | Feb 19, 2022 |

---

Data as of 2026-11-07T06:34:28Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo