# sendmail security updates

Patch Radar has 8 security fixes for sendmail, closing 2 CVEs. The newest security fix is ALAS2023-2026-1818 (8.18.2-2.amzn2023.0.1), released June 8, 2026.

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

## Security fixes, newest first

| Fix | Released | Fixed in | Priority | CVEs | Exploited |
|---|---|---|---|---:|---:|
| [ALAS2023-2026-1818](https://patchblox.com/security/data/fix/linux/alas2023-2026-1818.md) | Jun 8, 2026 | amzn 2023 8.18.2-2.amzn2023.0.1 | Routine | 1 | 0 |
| [DEBIAN-CVE-2023-51765](https://patchblox.com/security/data/fix/linux/debian-cve-2023-51765.md) | Dec 24, 2023 | Debian 13.5 (trixie) 8.18.1-1 | Routine | 1 | 0 |
| [DEBIAN-CVE-2023-51765](https://patchblox.com/security/data/fix/linux/debian-cve-2023-51765.md) | Dec 24, 2023 | Debian 14 8.18.1-1 | Routine | 1 | 0 |
| [DEBIAN-CVE-2023-51765](https://patchblox.com/security/data/fix/linux/debian-cve-2023-51765.md) | Dec 24, 2023 | Debian 12.15 (bookworm) 8.17.1.9-2+deb12u1 | Routine | 1 | 0 |
| [ALAS2023-2023-018](https://patchblox.com/security/data/fix/linux/alas2023-2023-018.md) | Feb 17, 2023 | amzn 2023 8.17.1-5.amzn2023.0.4 | High | 1 | 0 |
| [DEBIAN-CVE-2021-3618](https://patchblox.com/security/data/fix/linux/debian-cve-2021-3618.md) | Mar 23, 2022 | Debian 12.15 (bookworm) 8.16.1-2 | High | 1 | 0 |
| [DEBIAN-CVE-2021-3618](https://patchblox.com/security/data/fix/linux/debian-cve-2021-3618.md) | Mar 23, 2022 | Debian 13.5 (trixie) 8.16.1-2 | High | 1 | 0 |
| [DEBIAN-CVE-2021-3618](https://patchblox.com/security/data/fix/linux/debian-cve-2021-3618.md) | Mar 23, 2022 | Debian 14 8.16.1-2 | High | 1 | 0 |

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Data as of 2026-11-07T12:40:37Z 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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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