Wireless LAN · head-to-head
Arista vs Cisco
Enterprise access points and WLAN controllers. Counts are scoped to this segment and the selected published-date window. Cisco carries 15.9× the disclosed CVE volume of Arista. Volume reflects disclosure practice and install base as much as code quality — read it with the severity mix. Sourced from the NIST NVD; lower counts indicate a smaller disclosed vulnerability surface — not necessarily lower risk.
Disclosure record
Bars are normalized per row to the larger value; the leading count is emphasized.
| Arista | Metric | Cisco | ||
|---|---|---|---|---|
| 9 | Total CVEs | 143 | ||
| 0 | Critical | 6 | ||
| 0 | High | 39 | ||
| 6 | Medium | 96 | ||
| 3 | Low | 2 | ||
| 4 | Open in latest | 112 |
Risk profile
Each severity band as a share of the vendor's own total — strips out raw volume so the profiles compare directly.
Arista
0.0% critical- Critical
- 00.0%
- High
- 00.0%
- Medium
- 666.7%
- Low
- 333.3%
Cisco
4.2% critical- Critical
- 64.2%
- High
- 3927.3%
- Medium
- 9667.1%
- Low
- 21.4%
Recent activity
Latest in-window disclosures per vendor, newest first. Each ID links to its NVD record.
Arista
| CVE | Severity | CVSS | Published |
|---|---|---|---|
| CVE-2020-26147(opens NVD record) | Medium | 5.4 | May 11, 2021 |
| CVE-2020-26146(opens NVD record) | Medium | 5.3 | May 11, 2021 |
| CVE-2020-26144(opens NVD record) | Medium | 6.5 | May 11, 2021 |
| CVE-2020-26143(opens NVD record) | Medium | 6.5 | May 11, 2021 |
| CVE-2020-26140(opens NVD record) | Medium | 6.5 | May 11, 2021 |
| CVE-2020-26139(opens NVD record) | Medium | 5.3 | May 11, 2021 |
Cisco
| CVE | Severity | CVSS | Published |
|---|---|---|---|
| CVE-2026-20189(opens NVD record) | Medium | 4.3 | May 6, 2026 |
| CVE-2026-20123(opens NVD record) | Medium | 4.3 | Feb 4, 2026 |
| CVE-2026-20111(opens NVD record) | Medium | 4.8 | Feb 4, 2026 |
| CVE-2026-20075(opens NVD record) | Medium | 4.8 | Jan 15, 2026 |
| CVE-2025-20280(opens NVD record) | Medium | 4.8 | Sep 3, 2025 |
| CVE-2025-20270(opens NVD record) | Medium | 4.3 | Sep 3, 2025 |
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