Pi-hole vulnerabilities
- Pi-hole has 24 CVE records published between 28 Oct 2023 and 28 Oct 2026, ranking #239 of 420 vendors on this site by that count.
- Of the 24 with a CVSS score, 14 (58.3%) are rated critical or high; 0 (0% of all) have no CVSS score.
- 1 vulnerability attributed to Pi-hole is listed in CISA's Known Exploited Vulnerabilities (KEV) catalog; the most recent, CVE-2020-8816, was added on 10 Dec 2021.
- It is marked as known to be used in ransomware campaigns.
- For the 1 KEV entry with a published CVE record, the median time from CVE publication to KEV listing is 560 days.
Records are attributed to Pi-hole from the vendor named in the source records. About the data.
CVE records per year
Show data as a table
| Year | CVE records |
|---|---|
| 2017 | 0 |
| 2018 | 0 |
| 2019 | 0 |
| 2020 | 1 |
| 2021 | 8 |
| 2022 | 2 |
| 2023 | 1 |
| 2024 | 2 |
| 2025 | 4 |
| 2026 | 18 |
2026 is partial (through 28 Oct 2026), shown in a lighter bar.
| Year | Records | Critical | High | Critical or high | Not scored |
|---|---|---|---|---|---|
| 2026 | 18 | 0 | 10 | 55.6% | 0% |
| 2025 | 4 | 1 | 1 | 50% | 0% |
| 2024 | 2 | 0 | 2 | 100% | 0% |
| 2023 | 1 | 0 | 1 | 100% | 0% |
| 2022 | 2 | 0 | 0 | 0% | 0% |
| 2021 | 8 | 0 | 4 | 50% | 0% |
| 2020 | 1 | 1 | 0 | 100% | 0% |
| 2019 | 0 | 0 | 0 | — | — |
| 2018 | 0 | 0 | 0 | — | — |
| 2017 | 0 | 0 | 0 | — | — |
Source: CVE List V5 (CVE Program), cve_2026-10-28_0000Z, as of 28 Oct 2026. About the data.
Exploited vulnerabilities in CISA's KEV catalog
| CVE | Product | Name | Added | Ransomware |
|---|---|---|---|---|
| CVE-2020-8816 | AdminLTE | Pi-Hole AdminLTE Remote Code Execution Vulnerability | 2021-12-10 | Unknown |
Source: CISA Known Exploited Vulnerabilities (KEV) catalog, 2026.10.27, as of 27 Oct 2026. About the data.
Highest exploit-prediction scores (EPSS)
EPSS estimates the probability that a vulnerability is exploited in the next 30 days. These are the 10 highest-scoring Pi-hole records today.
| CVE | EPSS | Percentile | Severity | In KEV |
|---|---|---|---|---|
| CVE-2020-8816 | 78.3% | 99.6% | Critical | Yes |
| CVE-2021-32706 | 60.2% | 99.1% | High | No |
| CVE-2022-23513 | 42.3% | 98.7% | Medium | No |
| CVE-2025-34087 | 6.9% | 94% | Critical | No |
| CVE-2024-34361 | 2.8% | 86.6% | High | No |
| CVE-2021-29449 | 1.8% | 79% | Medium | No |
| CVE-2024-28247 | 1.4% | 72.6% | High | No |
| CVE-2026-33765 | 1.3% | 70.4% | High | No |
| CVE-2021-3706 | 1.1% | 65.6% | High | No |
| CVE-2023-23614 | 1% | 61.8% | High | No |
Source: FIRST Exploit Prediction Scoring System (EPSS), v2026.06.15, as of 28 Oct 2026; CVE List V5 (CVE Program), cve_2026-10-28_0000Z, as of 28 Oct 2026; CISA Known Exploited Vulnerabilities (KEV) catalog, 2026.10.27, as of 27 Oct 2026. About the data.