Medium 5.1Published Jul 14, 2026

CVE-2026-15429Privilege Escalation via Improper Input Sanitization in TP-Link Archer VX1800v

Updated under an hour ago (Oct 27, 2026, 6:30 AM ET)

Does this affect you?

It affects TP-Link Systems Inc. Archer VX1800v v1 and 1 other product. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

Do this next

Start free and add your stack

Free account, 1 product

Every CVE for TP-Link Systems Inc. Archer VX1800v v1

Exploited in the last 30 days

A privilege escalation vulnerability exists in the HTTP authentication component in Archer VX1800v v1. Improper handling of user-controlled input may allow newline characters to be injected into internally constructed configuration data. An authenticated user with sufficient privileges may be able to modify account settings and gain elevated administrative privileges.

CVSS: 5.1 MEDIUM (v4.0, CNA)CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N
Weakness (CWE): CWE-93
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: TPLink
NVD analysis: Analyzed
Record last updated: Jul 14, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

TP-Link Systems Inc. Archer VX1800v v1 tp_link_systems:archer_vx1800v_v1 (from the name)	before 0.16.0 2.0.0 v6092.0 Build 260521 RC.7927n	CNA record
tp-link archer_vx1800v_firmware tp-link:archer_vx1800v_firmware	before 0.16.0; 2.0.0	NVD

References

References

https://www.tp-link.com/en/support/download/archer-vx1800v/#Firmware	patch, product
https://www.tp-link.com/us/support/faq/5189/	vendor-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.