A flaw has been found in Edimax EW-7438RPn up to 1.31. This impacts the function formWirelessTbl of the file /goform/formWirelessTbl of the component webs. Executing a manipulation of the argument submit-url can lead to buffer overflow. The attack may be performed from remote. The exploit has been published and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact High

Vulnerable System Integrity Impact High

Vulnerable System Availability Impact High

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

Access Vector Network

Access Complexity Low

Authentication Single

Confidentiality Impact Complete

Integrity Impact Complete

Availability Impact Complete

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
Edimax EW-7438RPn affected
Version Status Constraints
1.0 affected —
1.1 affected —
1.2 affected —
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1.15 affected —
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1.21 affected —
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1.24 affected —
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1.26 affected —
1.27 affected —
1.28 affected —
1.29 affected —
1.30 affected —
1.31 affected —

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Project Subscriptions

Vendors Products
Edimax Subscribe
Ew-7438rpn Subscribe
Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://github.com/wudipjq/my_vuln/blob/main/Edimax/vuln_4/4.md cve-icon
https://vuldb.com/submit/811541 cve-icon
https://vuldb.com/submit/813888 cve-icon
https://vuldb.com/vuln/365309 cve-icon
https://vuldb.com/vuln/365309/cti cve-icon
History

Sun, 24 May 2026 01:30:00 +0000

Type Values Removed Values Added
Description A flaw has been found in Edimax EW-7438RPn up to 1.31. This impacts the function formWirelessTbl of the file /goform/formWirelessTbl of the component webs. Executing a manipulation of the argument submit-url can lead to buffer overflow. The attack may be performed from remote. The exploit has been published and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
Title Edimax EW-7438RPn webs formWirelessTbl buffer overflow
First Time appeared Edimax
Edimax ew-7438rpn
Weaknesses CWE-119
CWE-120
CPEs cpe:2.3:a:edimax:ew-7438rpn:*:*:*:*:*:*:*:*
Vendors & Products Edimax
Edimax ew-7438rpn
References
Metrics cvssV2_0

{'score': 9, 'vector': 'AV:N/AC:L/Au:S/C:C/I:C/A:C/E:POC/RL:ND/RC:UR'}

cvssV3_0

{'score': 8.8, 'vector': 'CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R'}

cvssV3_1

{'score': 8.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R'}

cvssV4_0

{'score': 8.7, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulDB

Published:

Updated: 2026-05-24T00:30:12.125Z

Reserved: 2026-05-23T08:32:26.551Z

Link: CVE-2026-9346

cve-icon Vulnrichment

No data.

cve-icon NVD

No data.

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-05-24T02:30:05Z

Weaknesses