CVE-2026-1459A post-authentication command injection vulnerability in the TR-369 certificate download CGI program of the Zyxel VMG3625-T50B firmware versions through 5.50(ABPM.9.7)C0 could allow an authenticated…
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It affects zyxel vmg3625-t50c_firmware and 5 other products. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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A post-authentication command injection vulnerability in the TR-369 certificate download CGI program of the Zyxel VMG3625-T50B firmware versions through 5.50(ABPM.9.7)C0 could allow an authenticated attacker with administrator privileges to execute operating system (OS) commands on an affected device.
- CVSS
- 7.2 HIGH (v3.1, NVD)CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
- Weakness (CWE)
- CWE-78
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- Not given
- NVD analysis
- Analyzed
- Record last updated
- Jun 17, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
zyxel vmg3625-t50c_firmware zyxel:vmg3625-t50c_firmware | through 5.50\(abpm.9.7\)c0 | NVD |
zyxel vmg3625-t50b_firmware zyxel:vmg3625-t50b_firmware | through 5.50\(abpm.9.7\)c0 | NVD |
zyxel emg5523-t50b_firmware zyxel:emg5523-t50b_firmware | through 5.50\(abpm.9.7\)c0 | NVD |
zyxel emg3525-t50b_firmware zyxel:emg3525-t50b_firmware | through 5.50\(abpm.9.7\)c0 | NVD |
zyxel dx5401-b1_firmware zyxel:dx5401-b1_firmware | through 5.17\(abyo.7.1\)c0 | NVD |
zyxel vmg8623-t50b_firmware zyxel:vmg8623-t50b_firmware | through 5.50\(abpm.9.7\)c0 | NVD |
References
- https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-null-pointer-dereference-and-command-injection-vulnerabilities-in-certain-4g-lte-5g-nr-cpe-dsl-ethernet-cpe-fiber-onts-security-routers-and-wireless-extenders-02-24-2026vendor-advisory
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.