Rt-Ax55 vulnerabilitiesAnd the versions its exploited flaws hit.

Product1 known exploited0 versions
The short answer

Rt-Ax55 is made by Asus. We track 14 published vulnerabilities listed under that exact name, across 0 versions. 1 of them is on the list of flaws known to be exploited, the newest added on 2 June 2025. Asus lists newer releases under their own names, such as Rt-Ax55 Firmware, so check those pages too.

Check your version

The most recent Rt-Ax55 flaw added to the known-exploited list is CVE-2023-39780, on 2 June 2025. We keep watching the known-exploited list.

Other names

Is Rt-Ax55 listed under other names? Yes.

Asus also lists Rt-Ax55 under more specific names, such as Rt-Ax55 Firmware. Flaws listed only under those names are counted on their own pages, not here. If you run one of these, open its page for its own exploited flaws.

Versions

Which versions of Rt-Ax55 do the exploited flaws hit?

Each exploited flaw lists the versions it affects, as published by the vendor. Find your version, then patch.

Known exploited

Which Rt-Ax55 vulnerabilities are being exploited?

1 flaw is on the government list of vulnerabilities known to be exploited. These are the ones criminals are using now, so they go first, whatever their severity score says.

  1. 8.8
    CVE-2023-39780HighKnown exploited
    ASUS RT-AX55 Routers OS Command Injection Vulnerability

    ASUS RT-AX55 devices contain an OS command injection vulnerability that could allow a remote, authenticated attacker to execute arbitrary commands.

    Chance of use40%Known exploited since2 Jun 2025
Exploit likelihood

Which Rt-Ax55 flaws are most likely to be used?

Ranked by the latest exploit-likelihood forecast: the chance each flaw is used in an attack in the next 30 days. A high severity score on its own doesn't tell you that. Flaws shared by many other makers' products are left out.

50% or more10% to 49%Under 10%
  1. 40%
    CVE-2023-39780HighKnown exploited

    On ASUS RT-AX55 3.0.0.4.386.51598 devices, authenticated attackers can perform OS command injection via the /start_apply.htm qos_bw_rulelist parameter.

    CVSS8.8Published11 Sep 2023
  2. 2.1%

    ASUS routers Wi-Fi protected access protocol (WPA2 and WPA3-SAE) has improper control of Interaction frequency vulnerability, an unauthenticated attacker can remotely disconnect other users' connections by sending...

    CVSS5.3Published12 Nov 2021
  3. 1.4%

    A memory corruption vulnerability exists in the httpd unescape functionality of Asuswrt prior to 3.0.0.4.386_48706 and Asuswrt-Merlin New Gen prior to 386.7..

    CVSS9.8Published5 Aug 2022
  4. 1.4%

    It is identified a format string vulnerability in ASUS RT-AX56U V2.

    CVSS7.2Published7 Sep 2023
  5. 1.3%

    ASUS RT-AX55’s authentication-related function has a vulnerability of insufficient filtering of special characters within its code-authentication module.

    CVSS8.8Published3 Nov 2023
  6. 1.3%

    ASUS RT-AX55’s authentication-related function has a vulnerability of insufficient filtering of special characters within its token-generated module.

    CVSS8.8Published3 Nov 2023
  7. 1.3%

    ASUS RT-AX55’s authentication-related function has a vulnerability of insufficient filtering of special characters within its check token module.

    CVSS8.8Published3 Nov 2023
Precursor Intelligence

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We track 14 published vulnerabilities listed under the name Rt-Ax55, across 0 versions. The most recent Rt-Ax55 flaw added to the known-exploited list is CVE-2023-39780, on 2 June 2025.

1 is on the list of flaws known to be exploited. The most recently added is CVE-2023-39780.

Asus also lists Rt-Ax55 under more specific names, such as Rt-Ax55 Firmware. Flaws listed only under those names are counted on their own pages, not here. Open the release you run to see its own list.

Create a Precursor Intelligence account and track Rt-Ax55. We match it against every published flaw, give each one a risk score from 0 to 100 and keep watching, so you hear about new ones as soon as we know, by email, in the app or by webhook.