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Is the ASUS RT-AX55 still getting security updates?

The ASUS RT-AX55 stopped receiving security updates on 28 February 2025. New vulnerabilities will not be fixed.

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

No longer supported

Security updates ended on

28 February 2025
Device
ASUS RT-AX55 (router)
Basis
Official end date published by the manufacturer.
As written
28th February 2025
Source
[Wireless Router] Duration of Security Update Support (only for Singapore) (Singapore)

What to do. Attackers are using known flaws in this model. Replace it. Until then, turn off remote administration and UPnP, and keep it off the Internet.

Vulnerabilities attackers are using

The U.S. cybersecurity agency (CISA) lists these vulnerabilities as actively exploited. Its description names the affected hardware versions when they are known.

  • CVE-2023-39780: ASUS RT-AX55 devices contain an OS command injection vulnerability that could allow a remote, authenticated attacker to execute arbitrary commands. As represented by CVE-2023-41346.

Support timeline

20242025202620272028All versionsToday
Security updates per hardware version, to scale. The bar ends on the manufacturer's date.

Questions

Is the ASUS RT-AX55 still getting security updates?

The ASUS RT-AX55 stopped receiving security updates on 28 February 2025. New vulnerabilities will not be fixed.

Is the ASUS RT-AX55 affected by vulnerabilities attackers are using?

Yes. The CISA catalogue of exploited vulnerabilities lists CVE-2023-39780 for this model. Check the affected hardware versions and install the latest firmware, or replace the device if it is no longer supported.

What does end of life mean for the ASUS RT-AX55?

After its end of life, the ASUS RT-AX55 receives no more security fixes from ASUS. 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: [Wireless Router] Duration of Security Update Support (only for Singapore). Each date is shown exactly as published.

Every ASUS device   Routers from every brand