{"id":51118,"date":"2026-05-03T21:35:49","date_gmt":"2026-05-03T21:35:49","guid":{"rendered":"https:\/\/zero.redgem.net\/?p=51118"},"modified":"2026-05-03T21:35:49","modified_gmt":"2026-05-03T21:35:49","slug":"totolink-wa300-post-request-cstecgicgi-setwebwlanidx-command-injection","status":"publish","type":"post","link":"https:\/\/zero.redgem.net\/?p=51118","title":{"rendered":"Totolink WA300 POST Request cstecgi.cgi setWebWlanIdx command injection_CVE-2026-7718"},"content":{"rendered":"<p>{&#8220;lastseen&#8221;:&#8221;&#8221;,&#8221;description&#8221;:&#8221;A vulnerability was identified in Totolink WA300 5.2cu.7112_B20190227. Impacted is the function setWebWlanIdx of the file \/cgi-bin\/cstecgi.cgi of the component POST Request Handler. The manipulation of the argument webWlanIdx leads to command injection. The attack may be initiated remotely. The exploit is publicly available and might be used.&#8221;,&#8221;published&#8221;:&#8221;2026-05-04T01:15:17.037Z&#8221;,&#8221;modified&#8221;:&#8221;2026-05-04T01:15:17.037Z&#8221;,&#8221;type&#8221;:&#8221;cve&#8221;,&#8221;title&#8221;:&#8221;Totolink WA300 POST Request cstecgi.cgi setWebWlanIdx command injection&#8221;,&#8221;source&#8221;:&#8221;VulDB&#8221;,&#8221;references&#8221;:&#8221;https:\/\/vuldb.com\/vuln\/360894\\nhttps:\/\/vuldb.com\/vuln\/360894\/cti\\nhttps:\/\/vuldb.com\/submit\/807196\\nhttps:\/\/lavender-bicycle-a5a.notion.site\/TOTOLINK-WA300-setWebWlanIdx-34553a41781f800ab40ae0c3d68c78a6?pvs=73\\nhttps:\/\/www.totolink.net\/&#8221;,&#8221;id&#8221;:&#8221;CVE-2026-7718&#8243;,&#8221;bulletinFamily&#8221;:&#8221;&#8221;,&#8221;cwe&#8221;:[&#8220;CWE-77&#8243;,&#8221;CWE-74&#8243;],&#8221;cvelist&#8221;:null,&#8221;sourceData&#8221;:&#8221;Totolink WA300 5.2cu.7112_B20190227&#8243;,&#8221;sourceHref&#8221;:&#8221;&#8221;,&#8221;cvss&#8221;:{&#8220;score&#8221;:5.3,&#8221;severity&#8221;:&#8221;MEDIUM&#8221;,&#8221;vector&#8221;:&#8221;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&#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;WA300&#8243;,&#8221;version&#8221;:&#8221;5.2cu.7112_B20190227&#8243;,&#8221;vendor&#8221;:&#8221;Totolink&#8221;,&#8221;ai_description&#8221;:&#8221;&#8221;,&#8221;ai_severity&#8221;:&#8221;&#8221;,&#8221;ai_vendor&#8221;:&#8221;&#8221;,&#8221;ai_product&#8221;:&#8221;&#8221;,&#8221;ai_version&#8221;:&#8221;&#8221;,&#8221;ai_score&#8221;:0}<\/p>\n","protected":false},"excerpt":{"rendered":"<p>{&#8220;lastseen&#8221;:&#8221;&#8221;,&#8221;description&#8221;:&#8221;A vulnerability was identified in Totolink WA300 5.2cu.7112_B20190227. Impacted is the function setWebWlanIdx of the file \/cgi-bin\/cstecgi.cgi of the component POST Request Handler. The manipulation&#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":[6,8,22,12,21,13,7,11,5],"class_list":["post-51118","post","type-post","status-publish","format-standard","hentry","category-category_cve","tag-cve","tag-cvss","tag-cvss-53","tag-exploit","tag-medium","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>Totolink WA300 POST Request cstecgi.cgi setWebWlanIdx command injection_CVE-2026-7718 - 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=51118\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Totolink WA300 POST Request cstecgi.cgi setWebWlanIdx command injection_CVE-2026-7718 - zero redgem\" \/>\n<meta property=\"og:description\" content=\"{&#8220;lastseen&#8221;:&#8221;&#8221;,&#8221;description&#8221;:&#8221;A vulnerability was identified in Totolink WA300 5.2cu.7112_B20190227. 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