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National Vulnerability Database

National Vulnerability Database

NVD

National Vulnerability Database
  1. Vulnerabilities

CVE-2026-30814 Detail

Description

A stack-based buffer overflow in the tmpServer module of TP-Link Archer AX53 v1.0 allows an authenticated adjacent attacker to trigger a segmentation fault and potentially execute arbitrary code via a specially crafted configuration file. Successful exploitation may cause a crash and could allow arbitrary code execution, enabling modification of device state, exposure of sensitive data, or further compromise of device integrity. This issue affects AX53 v1.0: before 1.7.1 Build 20260213.


Metrics

 
NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.
CVSS 4.0 Severity and Vector Strings:

NIST CVSS score
NIST: NVD
N/A
NVD assessment not yet provided.

Nist CVSS score does not match with CNA score
CNA:  TPLink
CVSS-B 7.3 HIGH
Vector:  CVSS:4.0/AV:A/AC:H/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:L/SI:L/SA:L

References to Advisories, Solutions, and Tools

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URL Source(s) Tag(s)
https://talosintelligence.com/vulnerability_reports/ TPLink Third Party Advisory 
https://www.talosintelligence.com/vulnerability_reports/TALOS-2025-2302 CVE
https://www.tp-link.com/en/support/download/archer-ax53/v1/#Firmware TPLink Product 
https://www.tp-link.com/my/support/download/archer-ax53/v1/#Firmware TPLink Product 
https://www.tp-link.com/us/support/faq/5055/ TPLink Vendor Advisory 

Weakness Enumeration

CWE-ID CWE Name Source
CWE-787 Out-of-bounds Write cwe source acceptance level NIST  
CWE-121 Stack-based Buffer Overflow TPLink  

Known Affected Software Configurations Switch to CPE 2.2

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Change History

6 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2026-30814
NVD Published Date:
04/08/2026
NVD Last Modified:
07/25/2026
Source:
TPLink