Device Support-Lifespan Observatory

What vendors do, not what they announce.

TP-Link

TL-SG108PE v5.4

Not enough evidence thin evidence

we looked and will not guess — the reason is recorded below

only 1 release(s), too few to model a cadence

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Last firmware
27 May 2026 (4 months ago)
Releases seen
1
Update rhythm
too few releases to model
Support observed
—
Vendor's promise
no support period we can evaluate
Patch latency
not measurable — its changelogs name no CVE ids

Which one do I have?

TP-Link ships this model in more than one hardware revision, and they do not share firmware. The revision is printed on the label on the underside, usually after the model — Ver 1.0, V4.6. Getting it wrong is the easiest way to read the wrong answer here.

Firmware history

  1. TL-SG108PE(UN)_V5.40_1.0.1 Build 20260330 27 May 2026

    Release notes — disclosure 0.59
    Release Note > Version Info: Firmware for TL-SG108PE(UN) 5.40/5.46. Enhancements: 1. Updated the validation rules for Device Description. The Device Description field now only allows numbers, letters, and the hyphen "-", and the first and last characters cannot be a hyphen "-". Bug fixed 1. Fixed a DHCP issue where transmitted DHCP packets did not fully comply with RFC 2131, 2. Fixed an IGMP issue when only one router port existed, packets sent to that port were broadcast unexpectedly. 3. Fixed a stored XSS (Cross-Site Scripting) vulnerability reported on TP-Link TL-SG108PE version 5.6.

Evidence

One archived page sits behind this record, the earliest read on 1 August 2026. Everything above was read from it, and each is kept byte for byte so it can be checked after the vendor edits the original.

Identifiers: marketing_name TL-SG108PE

Judged by lifecycle-1 on 30 September 2026. How these verdicts are computed.

Machine-readable: JSON · RSS