Vulnerability · Published Sep 8, 2026 · Assigned by TPLink

CVE-2026-85384Authenticated Stack-Based Buffer Overflow in RE210 AC750 Configuration Import

High 8.5

In plain English

A high-severity stack buffer overflow in RE210 AC750 from TP-Link Systems Inc.. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 26% of all known vulnerabilities).

Severity (CVSS 4.0)8.5High

Exploit odds (30 days)0.3%top 74.5% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

A stack-based buffer overflow vulnerability exists in the httpd component of RE210 AC750 due to improper bounds checking in the splitString function when processing an uploaded configuration file. An authenticated attacker on the local network can upload a crafted configuration file to trigger the overflow, leading to remote code execution. Successful exploitation may allow unauthorized access to sensitive information, modification of device configuration and network behavior, or disruption of device availability.

Affected products (as reported)

Vendor	Product	Versions
TP-Link Systems Inc.	RE210 AC750	0 – through 3.14.2 Build 141218 Rel.36430n (EU)0 – through 3.14.2 Build 171205 Rel.71984n (US)

Weakness: CWE-121 · Vector: CVSS:4.0/AV:A/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

References

https://www.tp-link.com/en/support/faq/3562/