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Fencer Vulns
high 7.2

CVE-2026-1460 json

A post-authentication command injection vulnerability in the “DomainName” parameter of the DHCP configuration file in Zyxel DX3301-T0 and E…

published 2026-04-28 6 mo ago modified 2026-07-25 3 mo ago also EUVD-2026-25970

cvss
7.2
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
1.2%
EPSS 1.2% chance of exploitation in 30 days, percentile 67%
public exploits
0
none known

Summary

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.

Patch / fix

  • zyxel nebula_fwa70_firmware 1.51\(acrf.0\)v0
  • zyxel nebula_fwa505_firmware 1.60\(acko.3\)v0
  • zyxel nebula_fwa510_firmware 1.60\(acgd.1\)v0
  • zyxel nebula_fwa515_firmware 1.60\(acpz.1\)v0
  • zyxel nebula_fwa710_firmware 1.60\(acgc.2\)v0
  • zyxel nebula_lte3301-plus_firmware 1.18\(acca.7\)v0
  • zyxel nebula_lte7461-m602_firmware 1.15\(acev.4\)v0
  • zyxel nebula_nr5101_firmware 1.16\(accg.1\)v0
  • zyxel nebula_nr7101_firmware 1.16\(accc.2\)v0
  • zyxel dx3300-t0_firmware 5.50\(abvy.7.2\)c0
  • zyxel dx3300-t1_firmware 5.50\(abvy.7.2\)c0
  • zyxel dx3301-t0_firmware 5.50\(abvy.7.2\)c0
  • zyxel dx5401-b1_firmware 5.17\(abyo.7.2\)c0
  • zyxel ee3301-00_firmware 5.63\(acmu.3.1\)c0
  • zyxel ee5301-00_firmware 5.63\(acld.3.1\)c0
  • zyxel ee6510-10_firmware 5.19\(acjq.4.2\)c0
  • zyxel emg3525-t50b_firmware 5.50\(abpm.9.8\)c0
  • zyxel emg5523-t50b_firmware 5.50\(abpm.9.8\)c0
  • zyxel ex2210-t0_firmware 5.50\(acdi.2.5\)c0
  • zyxel ex3300-t0_firmware 5.50\(abvy.7.2\)c0

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
total
Assessed
6 mo ago

Exploit prediction

1.16% chance of exploitation in the next 30 days, higher than 67% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 7.2 CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Affected products

  • Zyxel DX3301-T0 firmware
  • Zyxel EX3301-T0 firmware

Classification

Weakness
  • CWE-78 Improper Neutralization of Special Elements used in an OS Command

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.