Cisco

Cisco security updates

Security-fix and disclosure events for Cisco. Targets recurring searches like “Cisco security updates” with timeline evidence — not a marketing changelog.

129 timeline events on record.

1. Oct 15, 2026

   Cisco Meraki Security Hardening Release: October 2026

   Confirmed security fix

   Open related record

2. Oct 15, 2026

   Cisco Meraki Security Hardening Release: October 2026

   Confirmed security fix

   Open related record

3. Oct 15, 2026

   Cisco Meraki Security Hardening Release: October 2026

   Confirmed security fix

   Open related record

4. Oct 15, 2026

   Cisco Meraki Security Hardening Release: October 2026

   Confirmed security fix

   Open related record

5. Oct 15, 2026

   Cisco Meraki Security Hardening Release: October 2026

   Confirmed security fix

   Open related record

6. Oct 15, 2026

   Cisco Meraki Security Hardening Release: October 2026

   Confirmed security fix

   Open related record

7. Oct 15, 2026

   Cisco Meraki Security Hardening Release: October 2026

   Confirmed security fix

   Open related record

8. Oct 14, 2026

   Cisco Secure Email Gateway and Secure Email and Web Manager Security Hardening Release: September 2026

   Confirmed security fix

   Open related record

9. Oct 14, 2026

   Cisco Secure Email Gateway and Secure Email and Web Manager Security Hardening Release: September 2026

   Confirmed security fix

   Open related record

10. Oct 14, 2026

    Cisco Secure Email Gateway and Secure Email and Web Manager Security Hardening Release: September 2026

    Confirmed security fix

    Open related record

11. Oct 14, 2026

    Cisco Secure Email Gateway and Secure Email and Web Manager Security Hardening Release: September 2026

    Confirmed security fix

    Open related record

12. Oct 14, 2026

    Cisco Secure Email Gateway and Secure Email and Web Manager Security Hardening Release: September 2026

    Confirmed security fix

    Open related record

13. Oct 14, 2026

    Cisco Secure Email Gateway Arbitrary File Write Vulnerability

    Confirmed security fix

    Open related record

14. Oct 13, 2026

    Cisco UCS and UCS-Based Appliances UEFI Shell Secure Boot Bypass Vulnerability

    Confirmed security fix

    Open related record

15. Oct 8, 2026

    Cisco NX-OS Software NX-API Remote Code Execution Vulnerability

    Confirmed security fix

    Open related record

16. Oct 7, 2026

    Cisco Advance Notification for Publication of October 7, 2026, Security Advisories

    Confirmed security fix

    Open related record

17. Oct 7, 2026

    Cisco Advance Notification for Publication of October 7, 2026, Security Advisories

    Confirmed security fix

    Open related record

18. Oct 7, 2026

    Cisco Advance Notification for Publication of October 7, 2026, Security Advisories

    Confirmed security fix

    Open related record

19. Oct 7, 2026

    Cisco Advance Notification for Publication of October 7, 2026, Security Advisories

    Confirmed security fix

    Open related record

20. Oct 7, 2026

    Cisco Advance Notification for Publication of October 7, 2026, Security Advisories

    Confirmed security fix

    Open related record

21. Oct 7, 2026

    Cisco Advance Notification for Publication of October 7, 2026, Security Advisories

    Confirmed security fix

    Open related record

22. Oct 7, 2026

    Cisco Advance Notification for Publication of October 7, 2026, Security Advisories

    Confirmed security fix

    Open related record

23. Oct 7, 2026

    Cisco Advance Notification for Publication of October 7, 2026, Security Advisories

    Confirmed security fix

    Open related record

24. Oct 7, 2026

    Cisco Advance Notification for Publication of October 7, 2026, Security Advisories

    Confirmed security fix

    Open related record

25. Oct 7, 2026

    Cisco Advance Notification for Publication of October 7, 2026, Security Advisories

    Confirmed security fix

    Open related record

26. Oct 7, 2026

    Cisco Advance Notification for Publication of October 7, 2026, Security Advisories

    Confirmed security fix

    Open related record

27. Oct 7, 2026

    Cisco Advance Notification for Publication of October 7, 2026, Security Advisories

    Confirmed security fix

    Open related record

28. Oct 7, 2026

    Cisco Advance Notification for Publication of October 7, 2026, Security Advisories

    Confirmed security fix

    Open related record

29. Oct 7, 2026

    Cisco Application Policy Infrastructure Controller API Command Injection Vulnerability

    Confirmed security fix

    Open related record

30. Oct 7, 2026

    Cisco License (Smart Software Manager) On-Prem Vulnerabilities

    Confirmed security fix

    Open related record

31. Oct 7, 2026

    Cisco Finesse Server-Side Request Forgery Vulnerability

    Confirmed security fix

    Open related record

32. Oct 7, 2026

    Cisco License (Smart Software Manager) On-Prem Vulnerabilities

    Confirmed security fix

    Open related record

33. Oct 7, 2026

    Cisco License (Smart Software Manager) On-Prem Vulnerabilities

    Confirmed security fix

    Open related record

34. Oct 7, 2026

    Cisco License (Smart Software Manager) On-Prem Vulnerabilities

    Confirmed security fix

    Open related record

35. Oct 7, 2026

    Cisco License (Smart Software Manager) On-Prem Security Hardening Release: October 2026

    Confirmed security fix

    Open related record

36. Oct 7, 2026

    Cisco License (Smart Software Manager) On-Prem Security Hardening Release: October 2026

    Confirmed security fix

    Open related record

37. Oct 7, 2026

    Cisco License (Smart Software Manager) On-Prem Security Hardening Release: October 2026

    Confirmed security fix

    Open related record

38. Oct 7, 2026

    Cisco License (Smart Software Manager) On-Prem Security Hardening Release: October 2026

    Confirmed security fix

    Open related record

39. Oct 7, 2026

    Cisco Application Policy Infrastructure Controller Unauthorized File Access Vulnerability

    Confirmed security fix

    Open related record

40. Oct 7, 2026

    Cisco Application Policy Infrastructure Controller Security Hardening Release: October 2026

    Confirmed security fix

    Open related record