Vulnerability · Published Apr 28, 2026 · Assigned by Zyxel
CVE-2026-1460
High 7.2
In plain English
A high-severity OS command injection in DX3301-T0 firmware from Zyxel. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.2% (higher than 67% of all known vulnerabilities).
Severity (CVSS 3.1)7.2High
Exploit odds (30 days)1.2%top 32.8% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
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 products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Zyxel | DX3301-T0 firmware | <= 5.50(ABVY.7.1)C0 |
| Zyxel | EX3301-T0 firmware | <= 5.50(ABVY.7.1)C0 |
Weakness: CWE-78 · Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H