Vulnerability · Published Feb 6, 2026 · Assigned by VulDB
CVE-2026-2017IP-COM W30AP POST Request wx3auth R7WebsSecurityHandler stack-based overflow
Critical 9.8
In plain English
A critical-severity stack buffer overflow in W30AP from IP-COM. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 4.8% (higher than 92% of all known vulnerabilities).
Official description
A vulnerability was detected in IP-COM W30AP up to 1.0.0.11(1340). Affected by this issue is the function R7WebsSecurityHandler of the file /goform/wx3auth of the component POST Request Handler. The manipulation of the argument data results in stack-based buffer overflow. The attack may be performed from remote. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
Affected products (as reported)
Weakness: CWE-121, CWE-119 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R
References
- VDB-344599 | IP-COM W30AP POST Request wx3auth R7WebsSecurityHandler stack-based overflow vdb-entry, technical-description
- VDB-344599 | CTI Indicators (IOB, IOC, IOA) signature, permissions-required
- Submit #744062 | IP-COM W30APv4.0 <= v1.0.0.11(1340) Stack-based Buffer Overflow third-party-advisory
- Submit #744063 | IP-COM W30APv4.0 <= v1.0.0.11(1340) Stack-based Buffer Overflow (Duplicate) third-party-advisory
- https://gitee.com/GXB0_0/iot-vul/blob/master/IP-COM/W30AP/wx3auth-sprintf.md related
- https://gitee.com/GXB0_0/iot-vul/blob/master/IP-COM/W30AP/wx3auth-sprintf.md#poc exploit