CVE-2026-34122

N/A

Description

A stack-based buffer overflow vulnerability was identified in TP-Link Tapo C520WS v2.6 within a configuration handling component due to insufficient input validation. An attacker can exploit this vulnerability by supplying an excessively long value for a vulnerable configuration parameter, resulting in a stack overflow. Successful exploitation results in Denial-of-Service (DoS) condition, leading to a service crash or device reboot, impacting availability.

CVE Details

CVSS v3.1 ScoreN/A

Published4/2/2026

Last Modified4/3/2026

Sourcenvd

Honeypot Sightings0

Weaknesses (CWE)

CWE-121

References

https://www.tp-link.com/en/support/download/tapo-c520ws/#Firmware-Release-Notes(f23511db-6c3e-4e32-a477-6aa17d310630)

https://www.tp-link.com/us/support/download/tapo-c520ws/#Firmware-Release-Notes(f23511db-6c3e-4e32-a477-6aa17d310630)

https://www.tp-link.com/us/support/faq/5047/(f23511db-6c3e-4e32-a477-6aa17d310630)

IOC Correlations

No correlations recorded

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