CVE-2026-15429

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

Published Jul 14, 2026 CVSS 4.0 · 5.1 Medium EPSS 1.4% KEV · Not listed
Description
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Tp-link
Tp-link archer Vx1800v V1
Vendors & Products Tp-link
Tp-link archer Vx1800v V1
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description 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.
Title Privilege Escalation via Improper Input Sanitization in TP-Link Archer VX1800v
Weaknesses CWE-93
References
Metrics cvssV4_0

{'score': 5.1, 'vector': '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'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
TPLink
Published
Updated
Jul 15, 2026, 3:59 AM
Reserved
Jul 10, 2026, 4:59 PM
Status
Analyzed
Published
Jul 14, 2026, 5:16 PM
Modified
Oct 24, 2026, 9:10 PM