Medium severity6.5NVD Advisory· Published Apr 2, 2026· Updated Apr 6, 2026
CVE-2026-34122
CVE-2026-34122
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.
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Affected products
2cpe:2.3:o:tp-link:tapo_c520ws_firmware:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:tp-link:tapo_c520ws_firmware:*:*:*:*:*:*:*:*range: <1.2.4
- (no CPE)range: = v2.6
Patches
Vulnerability mechanics
References
3- www.tp-link.com/us/support/faq/5047/nvdVendor Advisory
- www.tp-link.com/en/support/download/tapo-c520ws/nvdRelease Notes
- www.tp-link.com/us/support/download/tapo-c520ws/nvdRelease Notes
News mentions
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