# python3-ujson security updates

Patch Radar has 6 security fixes for python3-ujson, closing 5 CVEs. The newest is python3-ujson 5.10.0-1ubuntu0.1 (5.10.0-1ubuntu0.1), released March 19, 2026.

- Web page: https://patchblox.com/security/product/linux/python3-ujson
- Platform: Linux
- Supported: yes

## Security fixes, newest first

| Fix | Released | Fixed in | Priority | CVEs | Exploited |
|---|---|---|---|---:|---:|
| [python3-ujson 5.10.0-1ubuntu0.1](https://patchblox.com/security/data/fix/linux/ubuntu-questing-python3-ujson-5.10.0-1ubuntu0.1.md) | Mar 19, 2026 | Ubuntu 25.10 (questing) 5.10.0-1ubuntu0.1 | High | 2 | 0 |
| [python3-ujson 5.9.0-1ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-noble-python3-ujson-5.9.0-1ubuntu0.1-esm1.md) | Mar 19, 2026 | Ubuntu 24.04.5 LTS (noble) 5.9.0-1ubuntu0.1~esm1 | High | 2 | 0 |
| [python3-ujson 5.1.0-1ubuntu0.1~esm2](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-python3-ujson-5.1.0-1ubuntu0.1-esm2.md) | Mar 19, 2026 | Ubuntu 22.04.1 LTS (jammy) 5.1.0-1ubuntu0.1~esm2 | High | 1 | 0 |
| [python3-ujson 1.35-2ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-python3-ujson-1.35-2ubuntu0.1-esm1.md) | Jul 5, 2022 | Ubuntu 18.04.6 LTS (bionic) 1.35-2ubuntu0.1~esm1 | High | 3 | 0 |
| [python3-ujson 5.1.0-1ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-python3-ujson-5.1.0-1ubuntu0.1-esm1.md) | Jul 5, 2022 | Ubuntu 22.04.1 LTS (jammy) 5.1.0-1ubuntu0.1~esm1 | High | 3 | 0 |
| [python3-ujson 1.35-4ubuntu0.1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-python3-ujson-1.35-4ubuntu0.1.md) | Dec 31, 2021 | Ubuntu 20.04 LTS (focal) 1.35-4ubuntu0.1 | Routine | 1 | 0 |

---

Data as of 2026-11-07T00:32:44Z 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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo