CVE-2026-15429: CWE-93 Improper neutralization of CRLF sequences ('CRLF injection') in TP-Link Systems Inc. Archer VX1800v v1
CVE-2026-15429 is a medium severity vulnerability in TP-Link Systems Inc. Archer VX1800v v1. It involves improper neutralization of CRLF sequences in the HTTP authentication component, allowing an authenticated user with limited privileges to inject newline characters into configuration data. This may enable modification of account settings and escalation to administrative privileges.
AI Analysis
Technical Summary
This vulnerability (CVE-2026-15429) affects the HTTP authentication component of TP-Link Archer VX1800v v1. It is caused by improper handling of user-controlled input that allows injection of CRLF (carriage return and line feed) sequences into internally constructed configuration data. An authenticated user with some privileges may exploit this to modify account settings and escalate their privileges to administrative level. The CVSS 4.0 base score is 5.1, indicating medium severity. There is no vendor advisory or patch information currently available, and no known exploits in the wild have been reported.
Potential Impact
An authenticated user with limited privileges can inject newline characters into configuration data, potentially modifying account settings and gaining elevated administrative privileges. This could lead to unauthorized administrative access on the affected device.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, restrict authenticated user access to trusted individuals only and monitor for suspicious activity related to account settings modification.
CVE-2026-15429: CWE-93 Improper neutralization of CRLF sequences ('CRLF injection') in TP-Link Systems Inc. Archer VX1800v v1
Description
CVE-2026-15429 is a medium severity vulnerability in TP-Link Systems Inc. Archer VX1800v v1. It involves improper neutralization of CRLF sequences in the HTTP authentication component, allowing an authenticated user with limited privileges to inject newline characters into configuration data. This may enable modification of account settings and escalation to administrative privileges.
CVSS v4.0
Score 5.1medium
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CVE-2026-15429) affects the HTTP authentication component of TP-Link Archer VX1800v v1. It is caused by improper handling of user-controlled input that allows injection of CRLF (carriage return and line feed) sequences into internally constructed configuration data. An authenticated user with some privileges may exploit this to modify account settings and escalate their privileges to administrative level. The CVSS 4.0 base score is 5.1, indicating medium severity. There is no vendor advisory or patch information currently available, and no known exploits in the wild have been reported.
Potential Impact
An authenticated user with limited privileges can inject newline characters into configuration data, potentially modifying account settings and gaining elevated administrative privileges. This could lead to unauthorized administrative access on the affected device.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, restrict authenticated user access to trusted individuals only and monitor for suspicious activity related to account settings modification.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- TPLink
- Date Reserved
- 2026-07-10T16:59:17.389Z
- Cvss Version
- 4.0
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a566f6568715ace43e6b27b
Added to database: 07/14/2026, 17:18:29 UTC
Last enriched: 07/15/2026, 02:18:02 UTC
Last updated: 07/15/2026, 02:18:02 UTC
Views: 2
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