CVE-2026-1460: OS Command Injection

Published Apr 28, 2026
·
Updated

A post-authentication command injection vulnerability in the “DomainName” parameter of the DHCP configuration file in Zyxel DX3301-T0 and EX3301-T0 firmware versions through 5.50(ABVY.7.1)C0 could allow an authenticated attacker with administrator privileges to execute OS commands on an affected device.

Affected Software

92 affected components
Zyxel DX3301-T0 firmware<=5.50(ABVY.7.1)C0
Zyxel EX3301-T0 firmware<=5.50(ABVY.7.1)C0
All of the following
Zyxel Nebula Fwa70 Firmware<1.51\(acrf.0\)v0
Zyxel Nebula Fwa70
All of the following
Zyxel Nebula Fwa505 Firmware<1.60\(acko.3\)v0
Zyxel Nebula Fwa505
All of the following
Zyxel Nebula Fwa510 Firmware<1.60\(acgd.1\)v0
Zyxel Nebula Fwa510
All of the following
Zyxel Nebula Fwa515 Firmware<1.60\(acpz.1\)v0
Zyxel Nebula Fwa515
All of the following
Zyxel Nebula Fwa710 Firmware<1.60\(acgc.2\)v0
Zyxel Nebula Fwa710
All of the following
Zyxel Nebula Lte3301-plus Firmware<1.18\(acca.7\)v0
Zyxel Nebula Lte3301-plus
All of the following
Zyxel Nebula Lte7461-m602 Firmware<1.15\(acev.4\)v0
Zyxel Nebula Lte7461-m602
All of the following
Zyxel Nebula Nr5101 Firmware<1.16\(accg.1\)v0
Zyxel Nebula Nr5101
All of the following
Zyxel Nebula Nr7101 Firmware<1.16\(accc.2\)v0
Zyxel Nebula Nr7101
All of the following
Zyxel DX3300-T0 firmware<5.50\(abvy.7.2\)c0
Zyxel DX3300-T0
All of the following
Zyxel Dx3300-t1 Firmware<5.50\(abvy.7.2\)c0
Zyxel Dx3300-t1
All of the following
Zyxel DX3301-T0 firmware<5.50\(abvy.7.2\)c0
Zyxel DX3301-T0
All of the following
Zyxel Dx5401-b1 Firmware<5.17\(abyo.7.2\)c0
Zyxel Dx5401-b1
All of the following
Zyxel Ee3301-00 Firmware<5.63\(acmu.3.1\)c0
Zyxel Ee3301-00
All of the following
Zyxel Ee5301-00 Firmware<5.63\(acld.3.1\)c0
Zyxel Ee5301-00
All of the following
Zyxel Ee6510-10 Firmware<5.19\(acjq.4.2\)c0
Zyxel Ee6510-10
All of the following
Zyxel Emg3525-t50b Firmware<5.50\(abpm.9.8\)c0
Zyxel Emg3525-t50b
All of the following
Zyxel Emg5523-t50b Firmware<5.50\(abpm.9.8\)c0
Zyxel Emg5523-t50b
All of the following
Zyxel Ex2210-t0 Firmware<5.50\(acdi.2.5\)c0
Zyxel Ex2210-t0
All of the following
Zyxel Ex3300-t0 Firmware<5.50\(abvy.7.2\)c0
Zyxel Ex3300-t0
All of the following
Zyxel Ex3300-t1 Firmware<5.50\(abvy.7.2\)c0
Zyxel Ex3300-t1
All of the following
Zyxel EX3301-T0 firmware<5.50\(abvy.7.2\)c0
Zyxel EX3301-T0
All of the following
Zyxel Ex3500-t0 Firmware<5.44\(achr.6\)c0
Zyxel Ex3500-t0
All of the following
Zyxel Ex3501-t0 Firmware<5.44\(achr.6\)c0
Zyxel Ex3501-t0
All of the following
Zyxel Ex3600-t0 Firmware<5.70\(acif.3\)c0
Zyxel Ex3600-t0
All of the following
Zyxel Ex5401-b1 Firmware<5.17\(abyo.7.2\)c0
Zyxel Ex5401-b1
All of the following
Zyxel Ex5512-t0 Firmware<5.70\(aceg.5.5\)c0
Zyxel Ex5512-t0
All of the following
Zyxel Ex5601-t0 Firmware<5.70\(acdz.6\)c0
Zyxel Ex5601-t0
All of the following
Zyxel EX5601-T1 firmware<5.70\(acdz.6\)c0
Zyxel EX5601-T1
All of the following
Zyxel Ex7501-b0 Firmware<5.18\(achn.3.2\)c0
Zyxel Ex7501-b0
All of the following
Zyxel Ex7710-b0 Firmware<5.18\(acak.1.7\)c0
Zyxel Ex7710-b0
All of the following
Zyxel Gm4100-b0 Firmware<5.18\(accl.2.1\)c0
Zyxel Gm4100-b0
All of the following
Zyxel VMG3625-T50B firmware<5.50\(abpm.9.8\)c0
Zyxel VMG3625-T50B
All of the following
Zyxel VMG4005-B50A firmware<5.17\(abqa.3.3\)c0
Zyxel VMG4005-B50A
All of the following
Zyxel Vmg4005-b60a Firmware<5.17\(abqa.3.3\)c0
Zyxel Vmg4005-b60a
All of the following
Zyxel Vmg8623-t50b Firmware<5.50\(abpm.9.8\)c0
Zyxel Vmg8623-t50b
All of the following
Zyxel Am7510-00 Firmware<5.63\(acor.0.2\)c0
Zyxel Am7510-00
All of the following
Zyxel AX7501-B1 firmware<5.17\(abpc.7.2\)c0
Zyxel AX7501-B1
All of the following
Zyxel Pe3301-00 Firmware<5.63\(acmt.3.1\)c0
Zyxel Pe3301-00
All of the following
Zyxel Pe5301-01 Firmware<5.63\(acoj.3.1\)c0
Zyxel Pe5301-01
All of the following
Zyxel Px5301-t0 Firmware<5.44\(ackb.0.7\)c0
Zyxel Px5301-t0
All of the following
Zyxel Px5302-00 Firmware<5.44\(acnm.0.1\)c0
Zyxel Px5302-00
All of the following
Zyxel We3300-00 Firmware<5.70\(acka.2\)c0
Zyxel We3300-00
All of the following
Zyxel We4600-00 Firmware<6.70\(ackt.1\)c0
Zyxel We4600-00
All of the following
Zyxel Wx5600-t0 Firmware<5.70\(aceb.6\)c0
Zyxel Wx5600-t0

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade Zyxel DX3301-T0 and EX3301-T0 firmware to a version that resolves this vulnerability.

    Fixed in through 5.50(ABVY.7.1)C0

Event History

Apr 28, 2026
CVE Published
via MITRE·02:06 AM
Data Sourced
via MITRE·02:06 AM
DescriptionSeverityWeakness
Data Sourced
via NVD·03:16 AM
DescriptionSeverityWeaknessAffected Software
Free Weekly Intel

Don't miss critical vulnerabilities

Join thousands of security professionals who receive our weekly digest of trending CVEs, zero-days, and exploited vulnerabilities.

No spam. Unsubscribe anytime.

Frequently Asked Questions

1

What is the severity of CVE-2026-1460?

CVE-2026-1460 is considered a high-severity vulnerability due to its potential for command injection by authenticated attackers.

2

How do I fix CVE-2026-1460?

To mitigate CVE-2026-1460, users should upgrade the firmware of Zyxel DX3301-T0 and EX3301-T0 devices to the latest version that is beyond 5.50(ABVY.7.1)C0.

3

Who is affected by CVE-2026-1460?

CVE-2026-1460 affects users of Zyxel DX3301-T0 and EX3301-T0 firmware versions up to and including 5.50(ABVY.7.1)C0.

4

What type of attack does CVE-2026-1460 allow?

CVE-2026-1460 allows an authenticated attacker with administrator privileges to execute arbitrary OS commands.

5

What products are impacted by CVE-2026-1460?

The impacted products are the Zyxel DX3301-T0 and EX3301-T0 firmware versions through 5.50(ABVY.7.1)C0.

Company

Resources

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203