{"id":56745,"date":"2026-05-25T09:42:45","date_gmt":"2026-05-25T09:42:45","guid":{"rendered":"https:\/\/zero.redgem.net\/?p=56745"},"modified":"2026-05-25T09:42:45","modified_gmt":"2026-05-25T09:42:45","slug":"edimax-ew-7438rpn-formlicence-stack-based-overflow","status":"publish","type":"post","link":"https:\/\/zero.redgem.net\/?p=56745","title":{"rendered":"Edimax EW-7438RPn formLicence stack-based overflow_CVE-2026-9463"},"content":{"rendered":"<p>{&#8220;lastseen&#8221;:&#8221;&#8221;,&#8221;description&#8221;:&#8221;A flaw has been found in Edimax EW-7438RPn 1.31. Affected by this issue is the function formLicence of the file \/goform\/formLicence. This manipulation of the argument submit-url causes stack-based buffer overflow. The attack may be initiated remotely. The exploit has been published and may be used. The vendor was contacted early about this disclosure but did not respond in any way.&#8221;,&#8221;published&#8221;:&#8221;2026-05-25T13:45:08.371Z&#8221;,&#8221;modified&#8221;:&#8221;2026-05-25T13:45:08.371Z&#8221;,&#8221;type&#8221;:&#8221;cve&#8221;,&#8221;title&#8221;:&#8221;Edimax EW-7438RPn formLicence stack-based overflow&#8221;,&#8221;source&#8221;:&#8221;VulDB&#8221;,&#8221;references&#8221;:&#8221;https:\/\/vuldb.com\/vuln\/365444\\nhttps:\/\/vuldb.com\/vuln\/365444\/cti\\nhttps:\/\/vuldb.com\/submit\/813900\\nhttps:\/\/github.com\/wudipjq\/my_vuln\/blob\/main\/Edimax\/vuln_16\/16.md&#8221;,&#8221;id&#8221;:&#8221;CVE-2026-9463&#8243;,&#8221;bulletinFamily&#8221;:&#8221;&#8221;,&#8221;cwe&#8221;:[&#8220;CWE-121&#8243;,&#8221;CWE-119&#8243;],&#8221;cvelist&#8221;:null,&#8221;sourceData&#8221;:&#8221;Edimax EW-7438RPn 1.31&#8243;,&#8221;sourceHref&#8221;:&#8221;&#8221;,&#8221;cvss&#8221;:{&#8220;score&#8221;:8.7,&#8221;severity&#8221;:&#8221;HIGH&#8221;,&#8221;vector&#8221;:&#8221;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&#8221;,&#8221;version&#8221;:&#8221;4.0&#8243;},&#8221;cvss2&#8243;:{},&#8221;cvss3&#8243;:{&#8220;version&#8221;:&#8221;&#8221;,&#8221;vectorString&#8221;:&#8221;&#8221;,&#8221;baseScore&#8221;:0,&#8221;baseSeverity&#8221;:&#8221;&#8221;,&#8221;attackVector&#8221;:&#8221;&#8221;,&#8221;attackComplexity&#8221;:&#8221;&#8221;,&#8221;privilegesRequired&#8221;:&#8221;&#8221;,&#8221;userInteraction&#8221;:&#8221;&#8221;,&#8221;scope&#8221;:&#8221;&#8221;,&#8221;confidentialityImpact&#8221;:&#8221;&#8221;,&#8221;integrityImpact&#8221;:&#8221;&#8221;,&#8221;availabilityImpact&#8221;:&#8221;&#8221;,&#8221;cvssV3&#8243;:{&#8220;version&#8221;:&#8221;&#8221;,&#8221;vectorString&#8221;:&#8221;&#8221;,&#8221;baseScore&#8221;:0,&#8221;baseSeverity&#8221;:&#8221;&#8221;,&#8221;attackVector&#8221;:&#8221;&#8221;,&#8221;attackComplexity&#8221;:&#8221;&#8221;,&#8221;privilegesRequired&#8221;:&#8221;&#8221;,&#8221;userInteraction&#8221;:&#8221;&#8221;,&#8221;scope&#8221;:&#8221;&#8221;,&#8221;confidentialityImpact&#8221;:&#8221;&#8221;,&#8221;integrityImpact&#8221;:&#8221;&#8221;,&#8221;availabilityImpact&#8221;:&#8221;&#8221;}},&#8221;href&#8221;:&#8221;&#8221;,&#8221;category_name&#8221;:&#8221;CVE&#8221;,&#8221;post_link&#8221;:&#8221;&#8221;,&#8221;product&#8221;:&#8221;EW-7438RPn&#8221;,&#8221;version&#8221;:&#8221;1.31&#8243;,&#8221;vendor&#8221;:&#8221;Edimax&#8221;,&#8221;ai_description&#8221;:&#8221;Stack-based buffer overflow vulnerability in Edimax EW-7438RPn 1.31 due to the manipulation of the submit-url argument in the formLicence function, allowing remote attacks.&#8221;,&#8221;ai_severity&#8221;:&#8221;High&#8221;,&#8221;ai_vendor&#8221;:&#8221;Edimax&#8221;,&#8221;ai_product&#8221;:&#8221;EW-7438RPn&#8221;,&#8221;ai_version&#8221;:&#8221;1.31&#8243;,&#8221;ai_score&#8221;:8.7}<\/p>\n","protected":false},"excerpt":{"rendered":"<p>{&#8220;lastseen&#8221;:&#8221;&#8221;,&#8221;description&#8221;:&#8221;A flaw has been found in Edimax EW-7438RPn 1.31. Affected by this issue is the function formLicence of the file \/goform\/formLicence. This manipulation of the&#8230;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2],"tags":[6,8,19,12,15,13,7,11,5],"class_list":["post-56745","post","type-post","status-publish","format-standard","hentry","category-category_cve","tag-cve","tag-cvss","tag-cvss-87","tag-exploit","tag-high","tag-news","tag-security","tag-tapic","tag-vulnerability"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Edimax EW-7438RPn formLicence stack-based overflow_CVE-2026-9463 - zero redgem<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/zero.redgem.net\/?p=56745\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Edimax EW-7438RPn formLicence stack-based overflow_CVE-2026-9463 - zero redgem\" \/>\n<meta property=\"og:description\" content=\"{&#8220;lastseen&#8221;:&#8221;&#8221;,&#8221;description&#8221;:&#8221;A flaw has been found in Edimax EW-7438RPn 1.31. 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