CVE-2026-36811
Description
Tenda W15E v15.11.0.10 has a buffer overflow in formDelwebAuthPic via the picName parameter, leading to Denial of Service.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Tenda W15E v15.11.0.10 has a buffer overflow in formDelwebAuthPic via the picName parameter, leading to Denial of Service.
Vulnerability
A buffer overflow vulnerability exists in the formDelwebAuthPic function of Shenzhen Tenda Technology Co., Ltd Tenda W15E v15.11.0.10. The vulnerability is triggered when the picName parameter, retrieved via websGetVar, is used in a sprintf command to construct a file path, leading to an overflow. The vulnerable path is reachable via a crafted HTTP request [1].
Exploitation
An attacker can exploit this vulnerability by sending a crafted HTTP request to the formDelwebAuthPic CGI endpoint. The request must include a picName parameter with a value exceeding a certain length, such as 888 characters or more, to trigger the buffer overflow [1].
Impact
Successful exploitation of this vulnerability can lead to a Denial of Service (DoS) condition. This may manifest as a process crash or device instability, disrupting the normal operation of the Tenda W15E device [1].
Mitigation
No patched version or specific mitigation details are available in the provided references. The vulnerability affects Tenda W15E v15.11.0.10 [1].
AI Insight generated on Jun 9, 2026. Synthesized from this CVE's description and the cited reference URLs; citations are validated against the source bundle.
Affected products
1Patches
0No patches discovered yet.
Vulnerability mechanics
No source-code context for this CVE — mechanics is only generated when we can read the actual fix diff. Without that, the four sections (root cause, attack vector, affected code, fix) would be speculation rather than analysis.
References
1News mentions
1- Tenda W15E: Ten Buffer Overflow Vulnerabilities Disclosed TogetherVypr Intelligence · Jun 9, 2026