CVE-2026-30703 | Yipu/Yeapoo WDR201A Web Management Interface adm.cgi sysCMD command injection

VDB-351593 · CVE-2026-30703 · GCVE-0-2026-30703 YIPU/YEAPOO WDR201A WEB MANAGEMENT INTERFACE ADM.CGI SYSCMD COMMAND INJECTION HISTORYDIFFRELATEJSONXMLCTI CVSS Meta Temp Score Current Exploit Price (≈) CTI Interest Score 6.3 $0-$5k 0.62+ Summaryinfo A vulnerability marked as critical has been reported in Yipu/Yeapoo WDR201A. Affected by this vulnerability is the function sysCMD of the file adm.cgi of the component Web Management Interface. The manipulation leads to command injection. This vulnerability is listed as CVE-2026-30703. The attack may be initiated remotely. There is no available exploit. Detailsinfo A vulnerability was found in Yipu/Yeapoo WDR201A (the affected version is unknown). It has been rated as critical. This issue affects the function sysCMD of the file adm.cgi of the component Web Management Interface. The manipulation with an unknown input leads to a command injection vulnerability. Using CWE to declare the problem leads to CWE-77. The product constructs all or part of a command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended command when it is sent to a downstream component. Impacted is confidentiality, integrity, and availability. The summary by CVE is: A command injection vulnerability exists in the web management interface of the WiFi Extender WDR201A (HW V2.1, FW LFMZX28040922V1.02). The adm.cgi endpoint improperly sanitizes user-supplied input provided to a command-related parameter in the sysCMD functionality. The identification of this vulnerability is CVE-2026-30703 since 03/04/2026. The exploitation is known to be easy. The attack may be initiated remotely. Technical details are known, but no exploit is available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 03/18/2026). MITRE ATT&CK project uses the attack technique T1202 for this issue. There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product. Productinfo Vendor Yeapoo Yipu Name WDR201A CPE 2.3info 🔒 🔒 CPE 2.2info 🔒 🔒 CVSSv4info VulDB Vector: 🔒 VulDB Reliability: 🔍 CVSSv3info VulDB Meta Base Score: 6.3 VulDB Meta Temp Score: 6.3 VulDB Base Score: 6.3 VulDB Temp Score: 6.3 VulDB Vector: 🔒 VulDB Reliability: 🔍 CVSSv2info Vector Complexity Authentication Confidentiality Integrity Availability Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock VulDB Base Score: 🔒 VulDB Temp Score: 🔒 VulDB Reliability: 🔍 Exploitinginfo Class: Command injection CWE: CWE-77 / CWE-74 / CWE-707 CAPEC: 🔒 ATT&CK: 🔒 Physical: No Local: No Remote: Yes Availability: 🔒 Status: Not defined Price Prediction: 🔍 Current Price Estimation: 🔒 0-Day Unlock Unlock Unlock Unlock Today Unlock Unlock Unlock Unlock Threat Intelligenceinfo Interest: 🔍 Active Actors: 🔍 Active APT Groups: 🔍 Countermeasuresinfo Recommended: no mitigation known Status: 🔍 0-Day Time: 🔒 Timelineinfo 03/04/2026 CVE reserved 03/18/2026 +14 days Advisory disclosed 03/18/2026 +0 days VulDB entry created 03/18/2026 +0 days VulDB entry last update Sourcesinfo Status: Not defined CVE: CVE-2026-30703 (🔒) GCVE (CVE): GCVE-0-2026-30703 GCVE (VulDB): GCVE-100-351593 Entryinfo Created: 03/18/2026 19:58 Changes: 03/18/2026 19:58 (53) Complete: 🔍 Cache ID: 99:A1F:101 Discussion No comments yet. Languages: en. Please log in to comment. ◂ PreviousOverviewNext ▸