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CVE Tracker · Vendor

Cisco CVEs

101 CVEs in the tracker, 101 in the CISA KEV catalogue.

All vendors · RSS feed for Cisco · Tracker data last updated 18 Oct 2026.

Showing 50 of 101

  1. CVE-2026-76519CVSS 9.8 criticalEPSS 1.57%KEV2026-10-14

    Secure Email Gateway. Cisco Secure Email Gateway Relative Path Traversal Vulnerability

  2. CVE-2026-76504CVSS 9.8 criticalEPSS 1.82%KEV2026-09-30

    Catalyst SD-WAN Manager. Cisco Catalyst SD-WAN Manager Hex Encoding Vulnerability

  3. CVE-2026-76460CVSS 10.0 criticalEPSS 14.0%KEV2026-09-16

    Identity Services Engine. Cisco Identity Services Engine Incorrect Use of Privileged APIs Vulnerability

  4. CVE-2026-76461CVSS 9.8 criticalEPSS 29.5%KEV2026-09-14

    Secure Email Gateway. Cisco Secure Email Gateway SQL Injection Vulnerability

  5. CVE-2026-20349CVSS 8.6 highEPSS 1.01%KEV2026-08-11

    Secure Firewall Adaptive Security Appliance (ASA) and Secure Firewall Threat Defense (FTD) . Cisco Secure Firewall Adaptive Security Appliance (ASA) and Secure Firewall Threat Defense (FTD) Heap Inspection Vulner…

  6. CVE-2026-20316CVSS 5.3 mediumEPSS 35.1%KEV2026-07-29

    Secure Firewall Management Center (FMC). Cisco Secure Firewall Management Center Use of Hard-coded Password Vulnerability

  7. CVE-2026-20079CVSS 10.0 criticalEPSS 88.2%KEV2026-03-04

    Secure Firewall Management Center (FMC) and Security Cloud Control (SCC) Firewall Management. Cisco Firewall Management Center Authentication Bypass Using an Alternate Path or Channel Vulnerability

  8. CVE-2023-20198CVSS 10.0 criticalEPSS 100%KEV2023-10-16

    IOS XE Web UI. Cisco IOS XE Web UI Privilege Escalation Vulnerability

  9. CVE-2021-1498CVSS 9.8 criticalEPSS 100%KEV2021-05-06

    HyperFlex HX. Cisco HyperFlex HX Data Platform Command Injection Vulnerability

  10. CVE-2021-1497CVSS 9.8 criticalEPSS 100%KEV2021-05-06

    HyperFlex HX. Cisco HyperFlex HX Installer Virtual Machine Command Injection Vulnerability

  11. CVE-2020-3452CVSS 7.5 highEPSS 100%KEV2020-07-22

    Adaptive Security Appliance (ASA) and Firepower Threat Defense (FTD). Cisco ASA and FTD Read-Only Path Traversal Vulnerability

  12. CVE-2019-1653CVSS 7.5 highEPSS 100%KEV2019-01-24

    Small Business RV320 and RV325 Routers. Cisco Small Business RV320 and RV325 Routers Information Disclosure Vulnerability

  13. CVE-2018-0296CVSS 7.5 highEPSS 100%KEV2018-06-07

    Adaptive Security Appliance (ASA). Cisco Adaptive Security Appliance (ASA) Denial-of-Service Vulnerability

  14. CVE-2018-0171CVSS 9.8 criticalEPSS 99.5%KEV2018-03-28

    IOS and IOS XE. Cisco IOS and IOS XE Software Smart Install Remote Code Execution Vulnerability

  15. CVE-2017-3881CVSS 9.8 criticalEPSS 99.0%KEV2017-03-17

    IOS and IOS XE. Cisco IOS and IOS XE Remote Code Execution Vulnerability

  16. CVE-2026-20262No CVSSEPSS 28.2%KEV

    Catalyst SD-WAN Manager. Cisco Catalyst SD-WAN Manager Directory or Path Traversal Vulnerability

  17. CVE-2026-20245No CVSSEPSS 25.3%KEV

    Catalyst SD-WAN Manager. Cisco Catalyst SD-WAN Manager Improper Encoding or Escaping of Output Vulnerability

  18. CVE-2026-20230No CVSSEPSS 88.2%KEV

    Unified Communications Manager. Cisco Unified Communications Manager Server-Side Request Forgery (SSRF) Vulnerability

  19. CVE-2026-20182No CVSSEPSS 91.8%KEV

    Catalyst SD-WAN. Cisco Catalyst SD-WAN Controller Authentication Bypass Vulnerability

  20. CVE-2026-20133No CVSSEPSS 32.4%KEV

    Catalyst SD-WAN Manager. Cisco Catalyst SD-WAN Manager Exposure of Sensitive Information to an Unauthorized Actor Vulnerability

  21. CVE-2026-20131No CVSSEPSS 43.2%KEV

    Secure Firewall Management Center (FMC). Cisco Secure Firewall Management Center (FMC) Software and Cisco Security Cloud Control (SCC) Firewall Management Deser…

  22. CVE-2026-20128No CVSSEPSS 7.22%KEV

    Catalyst SD-WAN Manager. Cisco Catalyst SD-WAN Manager Storing Passwords in a Recoverable Format Vulnerability

  23. CVE-2026-20127No CVSSEPSS 88.5%KEV

    Catalyst SD-WAN Controller and Manager. Cisco Catalyst SD-WAN Controller and Manager Authentication Bypass Vulnerability

  24. CVE-2026-20122No CVSSEPSS 25.5%KEV

    Catalyst SD-WAN Manger. Cisco Catalyst SD-WAN Manager Incorrect Use of Privileged APIs Vulnerability

  25. CVE-2026-20045No CVSSEPSS 4.54%KEV

    Unified Communications Manager. Cisco Unified Communications Products Code Injection Vulnerability

  26. CVE-2025-20393No CVSSEPSS 32.4%KEV

    Multiple Products. Cisco Multiple Products Improper Input Validation Vulnerability

  27. CVE-2025-20362No CVSSEPSS 87.1%KEV

    Secure Firewall Adaptive Security Appliance and Secure Firewall Threat Defense. Cisco Secure Firewall Adaptive Security (ASA) Appliance and Secure Firewall Threat Defense (FTD) Missing Authorization…

  28. CVE-2025-20352No CVSSEPSS 40.2%KEV

    IOS and IOS XE. Cisco IOS and IOS XE Software SNMP Denial of Service and Remote Code Execution Vulnerability

  29. CVE-2025-20337No CVSSEPSS 74.5%KEV

    Identity Services Engine. Cisco Identity Services Engine Injection Vulnerability

  30. CVE-2025-20333No CVSSEPSS 71.2%KEV

    Secure Firewall Adaptive Security Appliance and Secure Firewall Threat Defense. Cisco Secure Firewall Adaptive Security Appliance (ASA) and Secure Firewall Threat Defense (FTD) Buffer Overflow Vulner…

  31. CVE-2025-20281No CVSSEPSS 97.6%KEV

    Identity Services Engine. Cisco Identity Services Engine Injection Vulnerability

  32. CVE-2024-20481No CVSSEPSS 15.9%KEV

    Adaptive Security Appliance (ASA) and Firepower Threat Defense (FTD). Cisco ASA and FTD Denial-of-Service Vulnerability

  33. CVE-2024-20439No CVSSEPSS 97.1%KEV

    Smart Licensing Utility. Cisco Smart Licensing Utility Static Credential Vulnerability

  34. CVE-2024-20399No CVSSEPSS 4.31%KEV

    NX-OS. Cisco NX-OS Command Injection Vulnerability

  35. CVE-2024-20359No CVSSEPSS 19.4%KEV

    Adaptive Security Appliance (ASA) and Firepower Threat Defense (FTD). Cisco ASA and FTD Privilege Escalation Vulnerability

  36. CVE-2024-20353No CVSSEPSS 70.7%KEV

    Adaptive Security Appliance (ASA) and Firepower Threat Defense (FTD). Cisco ASA and FTD Denial of Service Vulnerability

  37. CVE-2023-20273No CVSSEPSS 93.0%KEV

    Cisco IOS XE Web UI. Cisco IOS XE Web UI Command Injection Vulnerability

  38. CVE-2023-20269No CVSSEPSS 25.5%KEV

    Adaptive Security Appliance and Firepower Threat Defense. Cisco Adaptive Security Appliance and Firepower Threat Defense Unauthorized Access Vulnerability

  39. CVE-2023-20118No CVSSEPSS 54.1%KEV

    Small Business RV Series Routers. Cisco Small Business RV Series Routers Command Injection Vulnerability

  40. CVE-2023-20109No CVSSEPSS 2.48%KEV

    IOS and IOS XE. Cisco IOS and IOS XE Group Encrypted Transport VPN Out-of-Bounds Write Vulnerability

  41. CVE-2022-20821No CVSSEPSS 11.5%KEV

    IOS XR. Cisco IOS XR Open Port Vulnerability

  42. CVE-2022-20775No CVSSEPSS 12.5%KEV

    SD-WAN. Cisco SD-WAN Path Traversal Vulnerability

  43. CVE-2022-20708No CVSSEPSS 14.9%KEV

    Small Business RV160, RV260, RV340, and RV345 Series Routers. Cisco Small Business RV Series Routers Stack-based Buffer Overflow Vulnerability

  44. CVE-2022-20703No CVSSEPSS 9.20%KEV

    Small Business RV160, RV260, RV340, and RV345 Series Routers. Cisco Small Business RV Series Routers Stack-based Buffer Overflow Vulnerability

  45. CVE-2022-20701No CVSSEPSS 9.75%KEV

    Small Business RV160, RV260, RV340, and RV345 Series Routers. Cisco Small Business RV Series Routers Stack-based Buffer Overflow Vulnerability

  46. CVE-2022-20700No CVSSEPSS 5.66%KEV

    Small Business RV160, RV260, RV340, and RV345 Series Routers. Cisco Small Business RV Series Routers Stack-based Buffer Overflow Vulnerability

  47. CVE-2022-20699No CVSSEPSS 72.5%KEV

    Small Business RV160, RV260, RV340, and RV345 Series Routers. Cisco Small Business RV Series Routers Stack-based Buffer Overflow Vulnerability

  48. CVE-2020-3580No CVSSEPSS 85.6%KEV

    Adaptive Security Appliance (ASA) and Firepower Threat Defense (FTD). Cisco ASA and FTD Cross-Site Scripting (XSS) Vulnerability

  49. CVE-2020-3569No CVSSEPSS 3.32%KEV

    IOS XR. Cisco IOS XR Software DVMRP Memory Exhaustion Vulnerability

  50. CVE-2020-3566No CVSSEPSS 3.70%KEV

    IOS XR. Cisco IOS XR Software DVMRP Memory Exhaustion Vulnerability