Critical severity · published Feb 6, 2026
CVE-2026-2017
IP-COM W30AP POST Request wx3auth R7WebsSecurityHandler stack-based overflow
9.8
CVSS
4.9%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)4.9% · higher than 92% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
W3
W30AP · IP-COM
1.0.0.11(1340) · source: vendor
WF
W30ap Firmware · Ip-com
through 1.0.0.11\(1340\) · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-2017
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-2017
Exploit
https://gitee.com/GXB0_0/iot-vul/blob/master/IP-COM/W30AP/wx3auth-sprintf.md
Exploit
https://gitee.com/GXB0_0/iot-vul/blob/master/IP-COM/W30AP/wx3auth-sprintf.md#poc
Permissions Required
https://vuldb.com/?ctiid.344599
Third Party Advisory
https://vuldb.com/?id.344599
Third Party Advisory
https://vuldb.com/?submit.744062
Third Party Advisory
https://vuldb.com/?submit.744063
