CVE-2026-6241: medium-severity vulnerability in TP-Link Systems Inc. Tapo C520WS v2
Authenticated Format String Vulnerability in ONVIF AddScopes Method on TP-Link Tapo C520WS
Published · Updated
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13Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 6.8epss 0.2%
An authenticated format string vulnerability is present in the ONVIF AddScopes in Tapo C520WS v2, where user-controlled input is improperly passed to formatting functions without adequate sanitization. An attacker can inject format specifiers into ONVIF scope parameters to manipulate memory handling behavior.
Successful exploitation may cause the ONVIF management service to crash, resulting in DoS condition that impacts normal device operation.
CVSS:4.0/AV:A/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
Affected products
TP-Link Systems Inc. · Tapo C520WS v2Related CVEs — TP-Link Systems Inc. Tapo C520WS v2
In the same product, most dangerous first.
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