CVE-2025-28022

Summary

CVE-2025-28022 is a newly identified buffer overflow vulnerability affecting the TOTOLINK A810R V4.1.2cu.5182_B20201026 firmware. The issue arises due to an error in the 'downloadFile.cgi' script, which can be exploited by sending maliciously crafted data through the 'v25' parameter. Successful exploitation of this vulnerability could result in arbitrary code execution, potentially allowing attackers to gain unauthorized access to the affected device or network. Users are strongly encouraged to update their firmware to a secure version as soon as possible to mitigate this risk.

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