LastPatch
EN

Is the Grandstream UCM6308 still getting security updates?

The manufacturer guarantees security updates for the Grandstream UCM6308 until 31 March 2029 or later.

The date after which a device gets no more security fixes is also called its end of life (EOL) or end of support.

Supported

Security updates guaranteed until

31 March 2029 or later

870 days left on 12 November 2026

Device
Grandstream UCM6308 (device)
Basis
Minimum guaranteed by the manufacturer: updates may continue after this date.
As written
IP PBXs UCM6308 2029-03-31 or later* (*The non-EOL product's defined support period may be refreshed to extend specified date.)
Source
Grandstream UK PSTI Statement of Compliance (appendix: products) (UK statement)

What to do. Keep automatic updates on, or check for new firmware every few months. Nothing else to do for now.

Support timeline

2025202620272028202920302031All versionsToday
Security updates per hardware version, to scale. The bar ends on the manufacturer's date; a faded end means "or later".

Questions

Is the Grandstream UCM6308 still getting security updates?

The manufacturer guarantees security updates for the Grandstream UCM6308 until 31 March 2029 or later.

What does end of life mean for the Grandstream UCM6308?

After its end of life, the Grandstream UCM6308 receives no more security fixes from Grandstream. It keeps working, but any vulnerability found later stays open, which makes it an easy target once attackers know about it.

Where does this date come from?

From the manufacturer: Grandstream UK PSTI Statement of Compliance (appendix: products). Each date is shown exactly as published.

  • GWN7302until 24 January 2031 Supported
  • GWN7603until 31 December 2028 Supported
  • GWN7604until 1 May 2029 Supported
  • GWN7605until 31 December 2028 Supported
  • GWN7605CLRuntil 13 October 2030 Supported
  • GWN7605LRuntil 31 December 2028 Supported
  • GWN7615until 31 December 2028 Supported
  • GWN7624until 31 December 2028 Supported
  • GWN7625until 31 December 2028 Supported
  • GWN7630until 31 December 2028 Supported
  • GWN7630LRuntil 31 December 2028 Supported
  • GWN7660until 1 May 2029 Supported

Every Grandstream device   Other network devices from every brand