CVE-2026-34122
Stack-based Buffer Overflow Leading to Denial of Service in TP-Link Tapo C520WS
CVSS Score
0.0
EPSS Score
0.0%
EPSS Percentile
0th
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.
| CWE | CWE-121 |
| Vendor | tp-link systems inc. |
| Product | tapo c520ws v2.6 |
| Published | Apr 2, 2026 |
| Last Updated | Apr 2, 2026 |
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Affected Versions
TP-Link Systems Inc. / Tapo C520WS v2.6
0 < 1.2.4 Build 260326 Rel.24666n