# libperl5.26 security updates

Patch Radar has 8 security fixes for libperl5.26, closing 18 CVEs. The newest is libperl5.26 5.26.1-6ubuntu0.7+esm4 (5.26.1-6ubuntu0.7+esm4), released September 10, 2026.

- Web page: https://patchblox.com/security/product/linux/libperl5.26
- Platform: Linux
- Supported: yes

## Security fixes, newest first

| Fix | Released | Fixed in | Priority | CVEs | Exploited |
|---|---|---|---|---:|---:|
| [libperl5.26 5.26.1-6ubuntu0.7+esm4](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libperl5.26-5.26.1-6ubuntu0.7-esm4.md) | Sep 10, 2026 | Ubuntu 18.04.6 LTS (bionic) 5.26.1-6ubuntu0.7+esm4 | Routine | 2 | 0 |
| [libperl5.26 5.26.1-6ubuntu0.7+esm3](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libperl5.26-5.26.1-6ubuntu0.7-esm3.md) | Jul 13, 2026 | Ubuntu 18.04.6 LTS (bionic) 5.26.1-6ubuntu0.7+esm3 | Urgent | 4 | 0 |
| [libperl5.26 5.26.1-6ubuntu0.7+esm2](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libperl5.26-5.26.1-6ubuntu0.7-esm2.md) | May 25, 2026 | Ubuntu 18.04.6 LTS (bionic) 5.26.1-6ubuntu0.7+esm2 | Urgent | 2 | 0 |
| [libperl5.26 5.26.1-6ubuntu0.7](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libperl5.26-5.26.1-6ubuntu0.7.md) | Apr 28, 2023 | Ubuntu 18.04.6 LTS (bionic) 5.26.1-6ubuntu0.7 | High | 1 | 0 |
| [libperl5.26 5.26.1-6ubuntu0.6](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libperl5.26-5.26.1-6ubuntu0.6.md) | Dec 13, 2021 | Ubuntu 18.04.6 LTS (bionic) 5.26.1-6ubuntu0.6 | High | 1 | 0 |
| [libperl5.26 5.26.1-6ubuntu0.5](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libperl5.26-5.26.1-6ubuntu0.5.md) | May 31, 2020 | Ubuntu 18.04.6 LTS (bionic) 5.26.1-6ubuntu0.5 | High | 3 | 0 |
| [libperl5.26 5.26.1-6ubuntu0.3](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libperl5.26-5.26.1-6ubuntu0.3.md) | Nov 28, 2018 | Ubuntu 18.04.6 LTS (bionic) 5.26.1-6ubuntu0.3 | Routine | 4 | 0 |
| [libperl5.26 5.26.1-6ubuntu0.1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libperl5.26-5.26.1-6ubuntu0.1.md) | Jun 6, 2018 | Ubuntu 18.04.6 LTS (bionic) 5.26.1-6ubuntu0.1 | Routine | 1 | 0 |

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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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo