CVE-2026-9343 (GCVE-0-2026-9343)
Vulnerability from cvelistv5 – Published: 2026-05-23 22:45 – Updated: 2026-05-26 13:36
VLAI
Title
Edimax EW-7438RPn webs formWpsStart os command injection
Summary
A weakness has been identified in Edimax EW-7438RPn up to 1.31. The affected element is the function formWpsStart of the file /goform/formWpsStart of the component webs. This manipulation of the argument pinCode causes os command injection. Remote exploitation of the attack is possible. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.
Severity
SSVC
Exploitation: poc
Automatable: no
Technical Impact: partial
CISA Coordinator (v2.0.3)
Assigner
References
5 references
| URL | Tags |
|---|---|
| https://vuldb.com/vuln/365306 | vdb-entrytechnical-description |
| https://vuldb.com/vuln/365306/cti | signaturepermissions-required |
| https://vuldb.com/submit/813884 | third-party-advisory |
| https://vuldb.com/submit/811551 | third-party-advisory |
| https://github.com/wudipjq/my_vuln/blob/main/Edim… | exploit |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| Edimax | EW-7438RPn |
Affected:
1.0
Affected: 1.1 Affected: 1.2 Affected: 1.3 Affected: 1.4 Affected: 1.5 Affected: 1.6 Affected: 1.7 Affected: 1.8 Affected: 1.9 Affected: 1.10 Affected: 1.11 Affected: 1.12 Affected: 1.13 Affected: 1.14 Affected: 1.15 Affected: 1.16 Affected: 1.17 Affected: 1.18 Affected: 1.19 Affected: 1.20 Affected: 1.21 Affected: 1.22 Affected: 1.23 Affected: 1.24 Affected: 1.25 Affected: 1.26 Affected: 1.27 Affected: 1.28 Affected: 1.29 Affected: 1.30 Affected: 1.31 cpe:2.3:a:edimax:ew-7438rpn:*:*:*:*:*:*:*:* |
Credits
{
"containers": {
"adp": [
{
"metrics": [
{
"other": {
"content": {
"id": "CVE-2026-9343",
"options": [
{
"Exploitation": "poc"
},
{
"Automatable": "no"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2026-05-26T13:36:29.724635Z",
"version": "2.0.3"
},
"type": "ssvc"
}
}
],
"providerMetadata": {
"dateUpdated": "2026-05-26T13:36:38.135Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"title": "CISA ADP Vulnrichment"
}
],
"cna": {
"affected": [
{
"cpes": [
"cpe:2.3:a:edimax:ew-7438rpn:*:*:*:*:*:*:*:*"
],
"modules": [
"webs"
],
"product": "EW-7438RPn",
"vendor": "Edimax",
"versions": [
{
"status": "affected",
"version": "1.0"
},
{
"status": "affected",
"version": "1.1"
},
{
"status": "affected",
"version": "1.2"
},
{
"status": "affected",
"version": "1.3"
},
{
"status": "affected",
"version": "1.4"
},
{
"status": "affected",
"version": "1.5"
},
{
"status": "affected",
"version": "1.6"
},
{
"status": "affected",
"version": "1.7"
},
{
"status": "affected",
"version": "1.8"
},
{
"status": "affected",
"version": "1.9"
},
{
"status": "affected",
"version": "1.10"
},
{
"status": "affected",
"version": "1.11"
},
{
"status": "affected",
"version": "1.12"
},
{
"status": "affected",
"version": "1.13"
},
{
"status": "affected",
"version": "1.14"
},
{
"status": "affected",
"version": "1.15"
},
{
"status": "affected",
"version": "1.16"
},
{
"status": "affected",
"version": "1.17"
},
{
"status": "affected",
"version": "1.18"
},
{
"status": "affected",
"version": "1.19"
},
{
"status": "affected",
"version": "1.20"
},
{
"status": "affected",
"version": "1.21"
},
{
"status": "affected",
"version": "1.22"
},
{
"status": "affected",
"version": "1.23"
},
{
"status": "affected",
"version": "1.24"
},
{
"status": "affected",
"version": "1.25"
},
{
"status": "affected",
"version": "1.26"
},
{
"status": "affected",
"version": "1.27"
},
{
"status": "affected",
"version": "1.28"
},
{
"status": "affected",
"version": "1.29"
},
{
"status": "affected",
"version": "1.30"
},
{
"status": "affected",
"version": "1.31"
}
]
}
],
"credits": [
{
"lang": "en",
"type": "reporter",
"value": "Bond (VulDB User)"
},
{
"lang": "en",
"type": "coordinator",
"value": "VulDB CNA Team"
}
],
"descriptions": [
{
"lang": "en",
"value": "A weakness has been identified in Edimax EW-7438RPn up to 1.31. The affected element is the function formWpsStart of the file /goform/formWpsStart of the component webs. This manipulation of the argument pinCode causes os command injection. Remote exploitation of the attack is possible. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way."
}
],
"metrics": [
{
"cvssV4_0": {
"baseScore": 5.3,
"baseSeverity": "MEDIUM",
"vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P",
"version": "4.0"
}
},
{
"cvssV3_1": {
"baseScore": 6.3,
"baseSeverity": "MEDIUM",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R",
"version": "3.1"
}
},
{
"cvssV3_0": {
"baseScore": 6.3,
"baseSeverity": "MEDIUM",
"vectorString": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R",
"version": "3.0"
}
},
{
"cvssV2_0": {
"baseScore": 6.5,
"vectorString": "AV:N/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:ND/RC:UR",
"version": "2.0"
}
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-78",
"description": "OS Command Injection",
"lang": "en",
"type": "CWE"
}
]
},
{
"descriptions": [
{
"cweId": "CWE-77",
"description": "Command Injection",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2026-05-23T22:45:10.250Z",
"orgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
"shortName": "VulDB"
},
"references": [
{
"name": "VDB-365306 | Edimax EW-7438RPn webs formWpsStart os command injection",
"tags": [
"vdb-entry",
"technical-description"
],
"url": "https://vuldb.com/vuln/365306"
},
{
"name": "VDB-365306 | CTI Indicators (IOB, IOC, TTP, IOA)",
"tags": [
"signature",
"permissions-required"
],
"url": "https://vuldb.com/vuln/365306/cti"
},
{
"name": "Submit #813884 | Edimax EW-7438RPn 1.31 Command Injection",
"tags": [
"third-party-advisory"
],
"url": "https://vuldb.com/submit/813884"
},
{
"name": "Submit #811551 | EDIMAX EW-7438RPn Mini EW-7438RPn Mini Firmware 1.28a (Version : 1.28a) Command Injection (Duplicate)",
"tags": [
"third-party-advisory"
],
"url": "https://vuldb.com/submit/811551"
},
{
"tags": [
"exploit"
],
"url": "https://github.com/wudipjq/my_vuln/blob/main/Edimax/vuln_1/1.md"
}
],
"timeline": [
{
"lang": "en",
"time": "2026-05-23T00:00:00.000Z",
"value": "Advisory disclosed"
},
{
"lang": "en",
"time": "2026-05-23T02:00:00.000Z",
"value": "VulDB entry created"
},
{
"lang": "en",
"time": "2026-05-23T10:37:37.000Z",
"value": "VulDB entry last update"
}
],
"title": "Edimax EW-7438RPn webs formWpsStart os command injection"
}
},
"cveMetadata": {
"assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
"assignerShortName": "VulDB",
"cveId": "CVE-2026-9343",
"datePublished": "2026-05-23T22:45:10.250Z",
"dateReserved": "2026-05-23T08:32:18.217Z",
"dateUpdated": "2026-05-26T13:36:38.135Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"vulnerability-lookup:meta": {
"epss": {
"cve": "CVE-2026-9343",
"date": "2026-06-04",
"epss": "0.01433",
"percentile": "0.81023"
},
"nvd": "{\"cve\":{\"id\":\"CVE-2026-9343\",\"sourceIdentifier\":\"cna@vuldb.com\",\"published\":\"2026-05-23T23:16:45.300\",\"lastModified\":\"2026-05-26T19:37:00.120\",\"vulnStatus\":\"Deferred\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"A weakness has been identified in Edimax EW-7438RPn up to 1.31. The affected element is the function formWpsStart of the file /goform/formWpsStart of the component webs. This manipulation of the argument pinCode causes os command injection. Remote exploitation of the attack is possible. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.\"}],\"metrics\":{\"cvssMetricV40\":[{\"source\":\"cna@vuldb.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"4.0\",\"vectorString\":\"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X\",\"baseScore\":2.1,\"baseSeverity\":\"LOW\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"attackRequirements\":\"NONE\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"vulnConfidentialityImpact\":\"LOW\",\"vulnIntegrityImpact\":\"LOW\",\"vulnAvailabilityImpact\":\"LOW\",\"subConfidentialityImpact\":\"NONE\",\"subIntegrityImpact\":\"NONE\",\"subAvailabilityImpact\":\"NONE\",\"exploitMaturity\":\"PROOF_OF_CONCEPT\",\"confidentialityRequirement\":\"NOT_DEFINED\",\"integrityRequirement\":\"NOT_DEFINED\",\"availabilityRequirement\":\"NOT_DEFINED\",\"modifiedAttackVector\":\"NOT_DEFINED\",\"modifiedAttackComplexity\":\"NOT_DEFINED\",\"modifiedAttackRequirements\":\"NOT_DEFINED\",\"modifiedPrivilegesRequired\":\"NOT_DEFINED\",\"modifiedUserInteraction\":\"NOT_DEFINED\",\"modifiedVulnConfidentialityImpact\":\"NOT_DEFINED\",\"modifiedVulnIntegrityImpact\":\"NOT_DEFINED\",\"modifiedVulnAvailabilityImpact\":\"NOT_DEFINED\",\"modifiedSubConfidentialityImpact\":\"NOT_DEFINED\",\"modifiedSubIntegrityImpact\":\"NOT_DEFINED\",\"modifiedSubAvailabilityImpact\":\"NOT_DEFINED\",\"Safety\":\"NOT_DEFINED\",\"Automatable\":\"NOT_DEFINED\",\"Recovery\":\"NOT_DEFINED\",\"valueDensity\":\"NOT_DEFINED\",\"vulnerabilityResponseEffort\":\"NOT_DEFINED\",\"providerUrgency\":\"NOT_DEFINED\"}}],\"cvssMetricV31\":[{\"source\":\"cna@vuldb.com\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L\",\"baseScore\":6.3,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"LOW\",\"integrityImpact\":\"LOW\",\"availabilityImpact\":\"LOW\"},\"exploitabilityScore\":2.8,\"impactScore\":3.4}],\"cvssMetricV2\":[{\"source\":\"cna@vuldb.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:N/AC:L/Au:S/C:P/I:P/A:P\",\"baseScore\":6.5,\"accessVector\":\"NETWORK\",\"accessComplexity\":\"LOW\",\"authentication\":\"SINGLE\",\"confidentialityImpact\":\"PARTIAL\",\"integrityImpact\":\"PARTIAL\",\"availabilityImpact\":\"PARTIAL\"},\"baseSeverity\":\"MEDIUM\",\"exploitabilityScore\":8.0,\"impactScore\":6.4,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":false}]},\"weaknesses\":[{\"source\":\"cna@vuldb.com\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-77\"},{\"lang\":\"en\",\"value\":\"CWE-78\"}]}],\"references\":[{\"url\":\"https://github.com/wudipjq/my_vuln/blob/main/Edimax/vuln_1/1.md\",\"source\":\"cna@vuldb.com\"},{\"url\":\"https://vuldb.com/submit/811551\",\"source\":\"cna@vuldb.com\"},{\"url\":\"https://vuldb.com/submit/813884\",\"source\":\"cna@vuldb.com\"},{\"url\":\"https://vuldb.com/vuln/365306\",\"source\":\"cna@vuldb.com\"},{\"url\":\"https://vuldb.com/vuln/365306/cti\",\"source\":\"cna@vuldb.com\"}]}}",
"vulnrichment": {
"containers": "{\"adp\": [{\"title\": \"CISA ADP Vulnrichment\", \"metrics\": [{\"other\": {\"type\": \"ssvc\", \"content\": {\"id\": \"CVE-2026-9343\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"poc\"}, {\"Automatable\": \"no\"}, {\"Technical Impact\": \"partial\"}], \"version\": \"2.0.3\", \"timestamp\": \"2026-05-26T13:36:29.724635Z\"}}}], \"providerMetadata\": {\"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\", \"dateUpdated\": \"2026-05-26T13:36:35.121Z\"}}], \"cna\": {\"title\": \"Edimax EW-7438RPn webs formWpsStart os command injection\", \"credits\": [{\"lang\": \"en\", \"type\": \"reporter\", \"value\": \"Bond (VulDB User)\"}, {\"lang\": \"en\", \"type\": \"coordinator\", \"value\": \"VulDB CNA Team\"}], \"metrics\": [{\"cvssV4_0\": {\"version\": \"4.0\", \"baseScore\": 5.3, \"baseSeverity\": \"MEDIUM\", \"vectorString\": \"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P\"}}, {\"cvssV3_1\": {\"version\": \"3.1\", \"baseScore\": 6.3, \"baseSeverity\": \"MEDIUM\", \"vectorString\": \"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R\"}}, {\"cvssV3_0\": {\"version\": \"3.0\", \"baseScore\": 6.3, \"baseSeverity\": \"MEDIUM\", \"vectorString\": \"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R\"}}, {\"cvssV2_0\": {\"version\": \"2.0\", \"baseScore\": 6.5, \"vectorString\": \"AV:N/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:ND/RC:UR\"}}], \"affected\": [{\"cpes\": [\"cpe:2.3:a:edimax:ew-7438rpn:*:*:*:*:*:*:*:*\"], \"vendor\": \"Edimax\", \"modules\": [\"webs\"], \"product\": \"EW-7438RPn\", \"versions\": [{\"status\": \"affected\", \"version\": \"1.0\"}, {\"status\": \"affected\", \"version\": \"1.1\"}, {\"status\": \"affected\", \"version\": \"1.2\"}, {\"status\": \"affected\", \"version\": \"1.3\"}, {\"status\": \"affected\", \"version\": \"1.4\"}, {\"status\": \"affected\", \"version\": \"1.5\"}, {\"status\": \"affected\", \"version\": \"1.6\"}, {\"status\": \"affected\", \"version\": \"1.7\"}, {\"status\": \"affected\", \"version\": \"1.8\"}, {\"status\": \"affected\", \"version\": \"1.9\"}, {\"status\": \"affected\", \"version\": \"1.10\"}, {\"status\": \"affected\", \"version\": \"1.11\"}, {\"status\": \"affected\", \"version\": \"1.12\"}, {\"status\": \"affected\", \"version\": \"1.13\"}, {\"status\": \"affected\", \"version\": \"1.14\"}, {\"status\": \"affected\", \"version\": \"1.15\"}, {\"status\": \"affected\", \"version\": \"1.16\"}, {\"status\": \"affected\", \"version\": \"1.17\"}, {\"status\": \"affected\", \"version\": \"1.18\"}, {\"status\": \"affected\", \"version\": \"1.19\"}, {\"status\": \"affected\", \"version\": \"1.20\"}, {\"status\": \"affected\", \"version\": \"1.21\"}, {\"status\": \"affected\", \"version\": \"1.22\"}, {\"status\": \"affected\", \"version\": \"1.23\"}, {\"status\": \"affected\", \"version\": \"1.24\"}, {\"status\": \"affected\", \"version\": \"1.25\"}, {\"status\": \"affected\", \"version\": \"1.26\"}, {\"status\": \"affected\", \"version\": \"1.27\"}, {\"status\": \"affected\", \"version\": \"1.28\"}, {\"status\": \"affected\", \"version\": \"1.29\"}, {\"status\": \"affected\", \"version\": \"1.30\"}, {\"status\": \"affected\", \"version\": \"1.31\"}]}], \"timeline\": [{\"lang\": \"en\", \"time\": \"2026-05-23T00:00:00.000Z\", \"value\": \"Advisory disclosed\"}, {\"lang\": \"en\", \"time\": \"2026-05-23T02:00:00.000Z\", \"value\": \"VulDB entry created\"}, {\"lang\": \"en\", \"time\": \"2026-05-23T10:37:37.000Z\", \"value\": \"VulDB entry last update\"}], \"references\": [{\"url\": \"https://vuldb.com/vuln/365306\", \"name\": \"VDB-365306 | Edimax EW-7438RPn webs formWpsStart os command injection\", \"tags\": [\"vdb-entry\", \"technical-description\"]}, {\"url\": \"https://vuldb.com/vuln/365306/cti\", \"name\": \"VDB-365306 | CTI Indicators (IOB, IOC, TTP, IOA)\", \"tags\": [\"signature\", \"permissions-required\"]}, {\"url\": \"https://vuldb.com/submit/813884\", \"name\": \"Submit #813884 | Edimax EW-7438RPn 1.31 Command Injection\", \"tags\": [\"third-party-advisory\"]}, {\"url\": \"https://vuldb.com/submit/811551\", \"name\": \"Submit #811551 | EDIMAX EW-7438RPn Mini EW-7438RPn Mini Firmware 1.28a (Version : 1.28a) Command Injection (Duplicate)\", \"tags\": [\"third-party-advisory\"]}, {\"url\": \"https://github.com/wudipjq/my_vuln/blob/main/Edimax/vuln_1/1.md\", \"tags\": [\"exploit\"]}], \"descriptions\": [{\"lang\": \"en\", \"value\": \"A weakness has been identified in Edimax EW-7438RPn up to 1.31. The affected element is the function formWpsStart of the file /goform/formWpsStart of the component webs. This manipulation of the argument pinCode causes os command injection. Remote exploitation of the attack is possible. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.\"}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-78\", \"description\": \"OS Command Injection\"}]}, {\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-77\", \"description\": \"Command Injection\"}]}], \"providerMetadata\": {\"orgId\": \"1af790b2-7ee1-4545-860a-a788eba489b5\", \"shortName\": \"VulDB\", \"dateUpdated\": \"2026-05-23T22:45:10.250Z\"}}}",
"cveMetadata": "{\"cveId\": \"CVE-2026-9343\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2026-05-26T13:36:38.135Z\", \"dateReserved\": \"2026-05-23T08:32:18.217Z\", \"assignerOrgId\": \"1af790b2-7ee1-4545-860a-a788eba489b5\", \"datePublished\": \"2026-05-23T22:45:10.250Z\", \"assignerShortName\": \"VulDB\"}",
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}
}
}
Loading…
Loading…
Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
Loading…
Loading…