SonicWall Firewalls (TZ / NSa / NSsp hardware) TZ500W · Version Status
SonicWall Firewalls (TZ / NSa / NSsp hardware) TZ500W End of Life Date
SonicWall Firewalls (TZ / NSa / NSsp hardware) TZ500W end-of-life date, support status, and CVE risk. Data reconciled from official vendor documentation and endoflife.date at every build; the source of each date is on the product page.
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SonicWall Firewalls (TZ / NSa / NSsp hardware) TZ500W is past end of life. This version no longer receives security patches. 3 days past EOL — migrate to a supported version immediately.
EOL Date
Oct 1, 2026
3 days past EOL
Latest Release
TZ500W
Standard release
Release Date
—
SonicWall Firewalls (TZ / NSa / NSsp hardware) TZ500W series
Lifecycle detail
It has been without security patches for 3 days.
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 → ·
View score card →
Extended Support
Extended SonicWall Firewalls (TZ / NSa / NSsp hardware) TZ500W support is available
Commercial vendors offer security patches beyond EOL. Compare your options.
Compare Options →
All SonicWall Firewalls (TZ / NSa / NSsp hardware) Versions
| Version | Latest | EOL Date | Status |
|---|
| NSA 240 |
NSA 240 |
Apr 29, 2017 |
EOL |
| TZ210W |
TZ210W |
May 30, 2017 |
EOL |
| TZ210 |
TZ210 |
May 30, 2017 |
EOL |
| TZ100W |
TZ100W |
Nov 15, 2017 |
EOL |
| TZ100 |
TZ100 |
Nov 15, 2017 |
EOL |
| TZ200W |
TZ200W |
Jan 13, 2018 |
EOL |
| TZ200 |
TZ200 |
Jan 13, 2018 |
EOL |
| NSA 5000 |
NSA 5000 |
May 12, 2018 |
EOL |
What does SonicWall Firewalls (TZ / NSa / NSsp hardware) TZ500W end of life mean?
When SonicWall Firewalls (TZ / NSa / NSsp hardware) TZ500W 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 SonicWall Firewalls (TZ / NSa / NSsp hardware) TZ500W past its EOL date creates a growing attack surface that a clean scan result does not rule out.
Migrate to SonicWall Firewalls (TZ / NSa / NSsp hardware) NSa 2700 or implement compensating controls — network segmentation, enhanced monitoring, restricted access — while migration is underway.
Frequently Asked Questions
When does SonicWall Firewalls (TZ / NSa / NSsp hardware) TZ500W reach end of life?
SonicWall Firewalls (TZ / NSa / NSsp hardware) TZ500W reached end of life on October 1, 2026. This version is no longer receiving security patches.
Is SonicWall Firewalls (TZ / NSa / NSsp hardware) TZ500W still supported?
No. SonicWall Firewalls (TZ / NSa / NSsp hardware) TZ500W reached end of life on October 1, 2026 and is no longer receiving security patches.
What should I upgrade to from SonicWall Firewalls (TZ / NSa / NSsp hardware) TZ500W?
What are the security risks of running SonicWall Firewalls (TZ / NSa / NSsp hardware) TZ500W past EOL?
When SonicWall Firewalls (TZ / NSa / NSsp hardware) TZ500W 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 SonicWall Firewalls (TZ / NSa / NSsp hardware) should migrate immediately or implement compensating controls.