Vulnerability Details CVE-2026-34122
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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.0
EPSS Ranking 4.5%
CVSS Severity
CVSS v3 Score 6.5
References
Products affected by CVE-2026-34122
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cpe:2.3:h:tp-link:tapo_c520ws:2.6
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cpe:2.3:o:tp-link:tapo_c520ws_firmware:*