CVE-2026-15428 | THREATINT

Description

An OS command injection vulnerability exists in Archer VX800v v1 due to insufficient input sanitization of the domain name parameter. An adjacent attacker who can access the relevant HTTP interface can modify the parameter to inject shell metacharacters, resulting in arbitrary code execution with root privileges. Successful exploitation may allow remote code execution and complete compromise of the device.

PUBLISHED Reserved 2026-07-10 | Published 2026-07-14 | Updated 2026-07-14 | Assigner TPLink

HIGH: 8.5CVSS:4.0/AV:A/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Problem types

CWE-78 Improper neutralization of special elements used in an OS command ('OS command injection')

Product status

Default status

unaffected

Any version before 0.16.0 2.0.0 v6092.0 Build 260521 RC.7927n

affected

Credits

Klamm9 finder

References

www.tp-link.com/en/support/download/archer-vx1800v/ patch

www.tp-link.com/us/support/faq/5189/ vendor-advisory

cve.org (CVE-2026-15428)

nvd.nist.gov (CVE-2026-15428)

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