QNAP NAS TS-453S Pro (formerly the SS-453 Pro) · Version Status
QNAP NAS TS-453S Pro (formerly the SS-453 Pro) End of Life Date
QNAP NAS TS-453S Pro (formerly the SS-453 Pro) end-of-life date, support status, and CVE risk. Dates read at the vendor's own lifecycle pages (qnap.com); the source of each date is on the product page.
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QNAP NAS TS-453S Pro (formerly the SS-453 Pro) is actively supported. No end-of-life date has been announced yet.
Latest Release
TS-453S Pro (formerly the SS-453 Pro)
Standard release
Release Date
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QNAP NAS TS-453S Pro (formerly the SS-453 Pro) series
Attack Surface
10/30 Medium tier
CISA KEV Exposure
20/20 Named in CISA 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 →
What does QNAP NAS TS-453S Pro (formerly the SS-453 Pro) end of life mean?
When QNAP NAS TS-453S Pro (formerly the SS-453 Pro) 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 QNAP NAS TS-453S Pro (formerly the SS-453 Pro) past its EOL date creates a growing attack surface that a clean scan result does not rule out.
Migrate to QNAP NAS ES1686Adc or implement compensating controls — network segmentation, enhanced monitoring, restricted access — while migration is underway.
Frequently Asked Questions
When does QNAP NAS TS-453S Pro (formerly the SS-453 Pro) reach end of life?
QNAP NAS TS-453S Pro (formerly the SS-453 Pro) has no announced end-of-life date yet — it is currently supported, with EOL to be determined.
Is QNAP NAS TS-453S Pro (formerly the SS-453 Pro) still supported?
Yes, QNAP NAS TS-453S Pro (formerly the SS-453 Pro) is currently supported. The EOL date is TBD.
What should I upgrade to from QNAP NAS TS-453S Pro (formerly the SS-453 Pro)?
The recommended upgrade from QNAP NAS TS-453S Pro (formerly the SS-453 Pro) is
QNAP NAS ES1686Adc — the latest actively supported version. Check the
QNAP NAS full timeline for all supported versions.
What are the security risks of running QNAP NAS TS-453S Pro (formerly the SS-453 Pro) past EOL?
When QNAP NAS TS-453S Pro (formerly the SS-453 Pro) 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 QNAP NAS should migrate immediately or implement compensating controls.