CVE-2026-17250

Published: Aug 21, 2026Modified: Aug 28, 2026

8.5

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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:XShow less

Source: f23511db-6c3e-4e32-a477-6aa17d310630 (Secondary)

Description

A stack-based buffer overflow vulnerability exists in the firmware update functionality of TL-MR6400 v7 due to unsafe processing of attacker-controlled metadata within a firmware image. Successful exploitation may allow an authenticated attacker to trigger memory corruption and execute arbitrary code on the affected device.

Related CWEs

CWE-121

Stack-based Buffer Overflow

A stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function).

References (3)

https://www.tp-link.com/en/support/download/tl-mr6400/v7/#Firmware

Source: f23511db-6c3e-4e32-a477-6aa17d310630

https://www.tp-link.com/tw/support/download/tl-mr6400/v7/#Firmware

Source: f23511db-6c3e-4e32-a477-6aa17d310630

https://www.tp-link.com/us/support/faq/5259/

Source: f23511db-6c3e-4e32-a477-6aa17d310630

Timeline

No history available yet.