# privoxy security updates

Patch Radar has 16 security fixes for privoxy, closing 18 CVEs. The newest security fix is DEBIAN-CVE-2021-44542 (3.0.33-1), released December 23, 2021.

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

## Security fixes, newest first

| Fix | Released | Fixed in | Priority | CVEs | Exploited |
|---|---|---|---|---:|---:|
| [DEBIAN-CVE-2021-44542](https://patchblox.com/security/data/fix/linux/debian-cve-2021-44542.md) | Dec 23, 2021 | Debian 12.15 (bookworm) 3.0.33-1 | High | 1 | 0 |
| [DEBIAN-CVE-2021-44542](https://patchblox.com/security/data/fix/linux/debian-cve-2021-44542.md) | Dec 23, 2021 | Debian 13.5 (trixie) 3.0.33-1 | High | 1 | 0 |
| [DEBIAN-CVE-2021-44542](https://patchblox.com/security/data/fix/linux/debian-cve-2021-44542.md) | Dec 23, 2021 | Debian 14 3.0.33-1 | High | 1 | 0 |
| [DEBIAN-CVE-2021-44543](https://patchblox.com/security/data/fix/linux/debian-cve-2021-44543.md) | Dec 23, 2021 | Debian 12.15 (bookworm) 3.0.33-1 | Routine | 1 | 0 |
| [DEBIAN-CVE-2021-44543](https://patchblox.com/security/data/fix/linux/debian-cve-2021-44543.md) | Dec 23, 2021 | Debian 13.5 (trixie) 3.0.33-1 | Routine | 1 | 0 |
| [DEBIAN-CVE-2021-44543](https://patchblox.com/security/data/fix/linux/debian-cve-2021-44543.md) | Dec 23, 2021 | Debian 14 3.0.33-1 | Routine | 1 | 0 |
| [DEBIAN-CVE-2021-44541](https://patchblox.com/security/data/fix/linux/debian-cve-2021-44541.md) | Dec 23, 2021 | Debian 12.15 (bookworm) 3.0.33-1 | High | 1 | 0 |
| [DEBIAN-CVE-2021-44541](https://patchblox.com/security/data/fix/linux/debian-cve-2021-44541.md) | Dec 23, 2021 | Debian 13.5 (trixie) 3.0.33-1 | High | 1 | 0 |
| [DEBIAN-CVE-2021-44541](https://patchblox.com/security/data/fix/linux/debian-cve-2021-44541.md) | Dec 23, 2021 | Debian 14 3.0.33-1 | High | 1 | 0 |
| [DEBIAN-CVE-2021-44540](https://patchblox.com/security/data/fix/linux/debian-cve-2021-44540.md) | Dec 23, 2021 | Debian 12.15 (bookworm) 3.0.33-1 | High | 1 | 0 |
| [DEBIAN-CVE-2021-44540](https://patchblox.com/security/data/fix/linux/debian-cve-2021-44540.md) | Dec 23, 2021 | Debian 13.5 (trixie) 3.0.33-1 | High | 1 | 0 |
| [DEBIAN-CVE-2021-44540](https://patchblox.com/security/data/fix/linux/debian-cve-2021-44540.md) | Dec 23, 2021 | Debian 14 3.0.33-1 | High | 1 | 0 |
| [privoxy 3.0.26-5ubuntu0.3](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-privoxy-3.0.26-5ubuntu0.3.md) | Dec 23, 2021 | Ubuntu 18.04.6 LTS (bionic) 3.0.26-5ubuntu0.3 | High | 2 | 0 |
| [privoxy 3.0.28-2ubuntu0.2](https://patchblox.com/security/data/fix/linux/ubuntu-focal-privoxy-3.0.28-2ubuntu0.2.md) | Dec 23, 2021 | Ubuntu 20.04 LTS (focal) 3.0.28-2ubuntu0.2 | High | 2 | 0 |
| [privoxy 3.0.28-2ubuntu0.1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-privoxy-3.0.28-2ubuntu0.1.md) | Mar 9, 2021 | Ubuntu 20.04 LTS (focal) 3.0.28-2ubuntu0.1 | Routine | 14 | 0 |
| [privoxy 3.0.26-5ubuntu0.1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-privoxy-3.0.26-5ubuntu0.1.md) | Mar 9, 2021 | Ubuntu 18.04.6 LTS (bionic) 3.0.26-5ubuntu0.1 | Routine | 13 | 0 |

---

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

Product names, logos and trademarks shown on Patch Radar belong to their respective owners. They are used only to identify the software each security fix applies to and to help readers find their platform. Their use does not imply any affiliation with, or endorsement by, those owners, and Patchblox is not affiliated with any of them.