CVE-2026-19961Edimax EW-7478APC formWlSiteSurvey buffer overflow
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A vulnerability was detected in Edimax EW-7478APC 1.04. Affected is the function formWlSiteSurvey of the file /goform/formWlSiteSurvey. Performing a manipulation of the argument selSSID results in buffer overflow. The attack is possible to be carried out remotely. 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
- 9.9 CRITICAL (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:R
- Weakness (CWE)
- CWE-120, CWE-119
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- VulDB
- NVD analysis
- Deferred
- Record last updated
- Aug 17, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
Edimax EW-7478APC edimax:ew-7478apc | 1.04 | CNA record |
References
- https://vuldb.com/vuln/391138vdb-entry, technical-description
- https://vuldb.com/vuln/391138/ctisignature, permissions-required
- https://vuldb.com/cve/CVE-2026-19961third-party-advisory
- https://vuldb.com/submit/872875third-party-advisory
- https://lavender-bicycle-a5a.notion.site/EDIMAX-EW-7478APC-formWlSiteSurvey-34b53a41781f804fb328d87416095401?source=copy_linkexploit
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.