Cisco
6,383 CVEs tracked since 1999. Since Feb 2021, 41 of them reached CISA KEV.
Cisco CVEs per month
| Month | CVEs | In CISA KEV |
|---|---|---|
| 2021-02 | 75 | 0 |
| 2021-03 | null or fewer | |
| 2021-04 | 46 | 0 |
| 2021-05 | 70 | 2 |
| 2021-06 | 27 | 0 |
| 2021-07 | 25 | 0 |
| 2021-08 | 29 | 0 |
| 2021-09 | 51 | 0 |
| 2021-10 | 52 | 0 |
| 2021-11 | 21 | 0 |
| 2021-12 | null or fewer | |
| 2022-01 | 18 | 0 |
| 2022-02 | 25 | 5 |
| 2022-03 | null or fewer | |
| 2022-04 | 59 | 1 |
| 2022-05 | 48 | 1 |
| 2022-06 | 11 | 0 |
| 2022-07 | 55 | 0 |
| 2022-08 | 15 | 0 |
| 2022-09 | 21 | 1 |
| 2022-10 | 15 | 0 |
| 2022-11 | 47 | 0 |
| 2022-12 | 7 | 0 |
| 2023-01 | 24 | 0 |
| 2023-02 | 17 | 0 |
| 2023-03 | null or fewer | |
| 2023-04 | 42 | 1 |
| 2023-05 | 28 | 0 |
| 2023-06 | 12 | 0 |
| 2023-07 | 6 | 0 |
| 2023-08 | 37 | 0 |
| 2023-09 | 31 | 2 |
| 2023-10 | 7 | 3 |
| 2023-11 | 39 | 0 |
| 2023-12 | null or fewer | |
| 2024-01 | 13 | 0 |
| 2024-02 | 10 | 0 |
| 2024-03 | 35 | 0 |
| 2024-04 | 22 | 2 |
| 2024-05 | 21 | 0 |
| 2024-06 | null or fewer | |
| 2024-07 | 12 | 1 |
| 2024-08 | 21 | 0 |
| 2024-09 | 32 | 1 |
| 2024-10 | 94 | 1 |
| 2024-11 | 104 | 0 |
| 2024-12 | null or fewer | |
| 2025-01 | 8 | 0 |
| 2025-02 | 30 | 0 |
| 2025-03 | 14 | 0 |
| 2025-04 | 8 | 1 |
| 2025-05 | 48 | 0 |
| 2025-06 | 18 | 1 |
| 2025-07 | 11 | 1 |
| 2025-08 | 48 | 0 |
| 2025-09 | 32 | 3 |
| 2025-10 | 8 | 0 |
| 2025-11 | 17 | 0 |
| 2025-12 | null or fewer | |
| 2026-01 | 11 | 1 |
| 2026-02 | 22 | 4 |
| 2026-03 | 70 | 1 |
| 2026-04 | 32 | 0 |
| 2026-05 | 20 | 1 |
| 2026-06 | 10 | 3 |
| 2026-07 | 20 | 1 |
| 2026-08 | 48 | 1 |
| 2026-09 | 97 | 2 |
Products
The products that kept showing up in Cisco's monthly top three, with their CVEs summed over those months.
- Cisco Small Business RV Series Router Firmware130
- IOS XE126
- Firepower Threat Defense101
- Cisco IOS XE Software97
- Cisco IOS XE92
- Cisco Firepower Threat Defense Software82
- Cisco Identity Services Engine Software74
- Secure Firewall Management Center46
- Cisco Secure Firewall Threat Defense (FTD) Software42
- Cisco Small Business RV01635
Latest CVEs
The 15 most recently published vulnerabilities affecting Cisco.
- CVE-2026-76426Cisco ISE REST API SQL Injection Vulnerability4.9
- CVE-2026-20121CIsco FTD Bypass Access List5.3
- CVE-2026-76431Cisco Identity Services Engine Arbitrary File Deletion Vulnerability4.9
- CVE-2026-76427Cisco ISE XML External Entity Injection Vulnerability4.9
- CVE-2026-76447Cisco Identity Services Engine Certificate Reload Vulnerability5.3
- CVE-2026-20285Cisco Identity Services Engine Authorization Bypass Vulnerability4.3
- CVE-2026-20287Cisco Identity Services Engine Hardening Release - Improper Privlege Management Vulnerabilities6.5
- CVE-2026-20286Cisco Identity Services Engine Authorization Bypass Vulnerability4.3
- CVE-2026-76438Cisco BroadWorks CommPilot Application Software Authorization Bypass Vulnerability6.5
- CVE-2026-20072ISE information disclosure4.9
- CVE-2026-76446Cisco Identity Services Engine External Entity Injection Vulnerability4.9
- CVE-2026-20071ISE 802.1x Session Hijack Vulnerability3.8
- CVE-2026-76432Cisco Identity Services Engine Arbitrary File Write Vulnerability4.9
- CVE-2026-20300Cisco Identity Services Engine SQL Injection Vulnerability7.1
- CVE-2026-76448Cisco Identity Services Engine SQL Injection Vulnerability4.9
The record
- Peak rank
- #1 in Jul 2017
- Busiest month shown
- Nov 2024, 104 CVEs
- Months with a KEV entry
- 24 since Feb 2021
- Monthly snapshots
- 266 since 1999