Cisco Catalyst switches (hardware) Catalyst 9500-12Q · Version Status
Cisco Catalyst switches (hardware) Catalyst 9500-12Q End of Life Date
Cisco Catalyst switches (hardware) Catalyst 9500-12Q end-of-life date, support status, and CVE risk. Dates read at the vendor's own lifecycle pages (cisco.com); the source of each date is on the product page.
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Cisco Catalyst switches (hardware) Catalyst 9500-12Q is actively supported. EOL date: April 30, 2029.
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EOL Date
Apr 30, 2029
926 days remaining
Latest Release
Catalyst 9500-12Q
Standard release
Release Date
—
Cisco Catalyst switches (hardware) Catalyst 9500-12Q series
Attack Surface
10/30 Medium tier
CISA KEV Exposure
0/20 Not in KEV
Extended Support
0/10 Available
EOL Risk Score™ — proprietary methodology by endoflife.ai. Factors: EOL recency, attack surface breadth, CISA KEV catalog presence, extended support availability. Updated at every build.
Methodology → ·
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All Cisco Catalyst switches (hardware) Versions
What does Cisco Catalyst switches (hardware) Catalyst 9500-12Q end of life mean?
When Cisco Catalyst switches (hardware) Catalyst 9500-12Q reaches end of life, the maintainers stop issuing security patches for this version. CVEs discovered after the EOL date are publicly disclosed on the National Vulnerability Database with no patch available. Exploit code frequently appears on GitHub within days of disclosure.
The CVE blind spot: A CVE-based scan does not show the ongoing accumulation of unpatched vulnerabilities in EOL software versions. Some scanners flag unsupported versions of common products, but coverage varies, and none of them give you the date in advance. Running Cisco Catalyst switches (hardware) Catalyst 9500-12Q past its EOL date creates a growing attack surface that a clean scan result does not rule out.
Migrate to Cisco Catalyst switches (hardware) Catalyst 9500-12Q or implement compensating controls — network segmentation, enhanced monitoring, restricted access — while migration is underway.
Frequently Asked Questions
When does Cisco Catalyst switches (hardware) Catalyst 9500-12Q reach end of life?
Cisco Catalyst switches (hardware) Catalyst 9500-12Q reaches end of life on April 30, 2029. That is 926 days remaining.
Is Cisco Catalyst switches (hardware) Catalyst 9500-12Q still supported?
Yes, Cisco Catalyst switches (hardware) Catalyst 9500-12Q is currently supported. The EOL date is April 30, 2029.
What should I upgrade to from Cisco Catalyst switches (hardware) Catalyst 9500-12Q?
The recommended upgrade from Cisco Catalyst switches (hardware) Catalyst 9500-12Q is
Cisco Catalyst switches (hardware) Catalyst 9500-12Q — the latest actively supported version. Check the
Cisco Catalyst switches (hardware) full timeline for all supported versions.
What are the security risks of running Cisco Catalyst switches (hardware) Catalyst 9500-12Q past EOL?
When Cisco Catalyst switches (hardware) Catalyst 9500-12Q reaches end of life, the maintainers stop issuing security patches. Any CVEs disclosed after the EOL date accumulate with no vendor fix. A CVE-based scan does not show this — it is the CVE blind spot; some scanners flag unsupported versions of common products, but coverage varies and none give the date in advance. Organizations running EOL Cisco Catalyst switches (hardware) should migrate immediately or implement compensating controls.