Barracuda Networks vulnerabilities
- Barracuda Networks has 7 CVE records published between 28 Oct 2023 and 28 Oct 2026, ranking #295 of 420 vendors on this site by that count.
- Of the 6 with a CVSS score, 6 (100%) are rated critical or high; 1 (14.3% of all) have no CVSS score.
- 1 vulnerability attributed to Barracuda Networks is listed in CISA's Known Exploited Vulnerabilities (KEV) catalog; the most recent, CVE-2023-2868, was added on 26 May 2023.
- 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 2 days.
Records are attributed to Barracuda Networks 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 | 0 |
| 2021 | 0 |
| 2022 | 0 |
| 2023 | 2 |
| 2024 | 0 |
| 2025 | 5 |
| 2026 | 1 |
2026 is partial (through 28 Oct 2026), shown in a lighter bar.
| Year | Records | Critical | High | Critical or high | Not scored |
|---|---|---|---|---|---|
| 2026 | 1 | 0 | 1 | 100% | 0% |
| 2025 | 5 | 3 | 2 | 100% | 0% |
| 2024 | 0 | 0 | 0 | — | — |
| 2023 | 2 | 1 | 0 | 100% | 50% |
| 2022 | 0 | 0 | 0 | — | — |
| 2021 | 0 | 0 | 0 | — | — |
| 2020 | 0 | 0 | 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-2023-2868 | Email Security Gateway (ESG) Appliance | Barracuda Networks ESG Appliance Improper Input Validation Vulnerability | 2023-05-26 | 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 8 highest-scoring Barracuda Networks records today.
| CVE | EPSS | Percentile | Severity | In KEV |
|---|---|---|---|---|
| CVE-2023-2868 | 86.8% | 99.7% | Critical | Yes |
| CVE-2023-7102 | 44.6% | 98.8% | Not scored | No |
| CVE-2025-34392 | 24.7% | 97.9% | Critical | No |
| CVE-2010-20109 | 1.7% | 76.9% | High | No |
| CVE-2025-34395 | 0.8% | 54.9% | High | No |
| CVE-2025-34393 | 0.7% | 53.3% | Critical | No |
| CVE-2025-34394 | 0.7% | 53.3% | Critical | No |
| CVE-2026-22676 | 0.1% | 1% | 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.