CVE-2025-4355highCWE-119CWE-122

CVE-2025-4355: high-severity vulnerability in Tenda DAP-1520

Tenda DAP-1520 api set_ws_action heap-based overflow

Published

Follow this CVE+ Monitor DAP-1520

E-mail alert when it lands in KEV, gets a public PoC or its score goes up.

21Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackcvss 8.7epss 1.3%
A vulnerability was found in Tenda DAP-1520 1.10B04_BETA02. It has been classified as critical. This affects the function set_ws_action of the file /dws/api/. The manipulation leads to heap-based buffer overflow. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used.
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Affected products
Tenda · DAP-1520
Related CVEs — Tenda DAP-1520

In the same product, most dangerous first.

CVE-2025-4356HIGHTenda DAP-1520 Authentication storage mod_graph_auth_uri_handler stack-based overflowEPSS 1.6%CVE-2025-4354HIGHTenda DAP-1520 storage check_dws_cookie stack-based overflowEPSS 1.3%