{"id":60799,"date":"2026-06-08T14:59:38","date_gmt":"2026-06-08T14:59:38","guid":{"rendered":"https:\/\/zero.redgem.net\/?p=60799"},"modified":"2026-06-08T14:59:38","modified_gmt":"2026-06-08T14:59:38","slug":"tenda-f451-web-management-writefacmac-formwritefacmac-os-command-injection","status":"publish","type":"post","link":"https:\/\/zero.redgem.net\/?p=60799","title":{"rendered":"Tenda F451 Web Management WriteFacMac formWriteFacMac os command injection_CVE-2026-11556"},"content":{"rendered":"<p>{&#8220;lastseen&#8221;:&#8221;&#8221;,&#8221;description&#8221;:&#8221;A security flaw has been discovered in Tenda F451 1.0.0.7\/1.0.0.9. Impacted is the function formWriteFacMac of the file \/goform\/WriteFacMac of the component Web Management Interface. Performing a manipulation of the argument mac results in os command injection. Remote exploitation of the attack is possible. The exploit has been released to the public and may be used for attacks.&#8221;,&#8221;published&#8221;:&#8221;2026-06-08T18:00:15.317Z&#8221;,&#8221;modified&#8221;:&#8221;2026-06-08T18:00:15.317Z&#8221;,&#8221;type&#8221;:&#8221;cve&#8221;,&#8221;title&#8221;:&#8221;Tenda F451 Web Management WriteFacMac formWriteFacMac os command injection&#8221;,&#8221;source&#8221;:&#8221;VulDB&#8221;,&#8221;references&#8221;:&#8221;https:\/\/vuldb.com\/vuln\/369166\\nhttps:\/\/vuldb.com\/vuln\/369166\/cti\\nhttps:\/\/vuldb.com\/cve\/CVE-2026-11556\\nhttps:\/\/vuldb.com\/submit\/836476\\nhttps:\/\/github.com\/Robots10\/IoT_vlu\/blob\/main\/reports\/Tenda\/formWriteFacMac2\/formWriteFacMac.md\\nhttps:\/\/www.tenda.com.cn\/&#8221;,&#8221;id&#8221;:&#8221;CVE-2026-11556&#8243;,&#8221;bulletinFamily&#8221;:&#8221;&#8221;,&#8221;cwe&#8221;:[&#8220;CWE-78&#8243;,&#8221;CWE-77&#8243;],&#8221;cvelist&#8221;:null,&#8221;sourceData&#8221;:&#8221;Tenda F451 1.0.0.7\\nTenda F451 1.0.0.9&#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;F451&#8243;,&#8221;version&#8221;:&#8221;1.0.0.7&#8243;,&#8221;vendor&#8221;:&#8221;Tenda&#8221;,&#8221;ai_description&#8221;:&#8221;OS command injection vulnerability in Tenda F451 Web Management Interface&#8221;,&#8221;ai_severity&#8221;:&#8221;High&#8221;,&#8221;ai_vendor&#8221;:&#8221;Tenda&#8221;,&#8221;ai_product&#8221;:&#8221;F451&#8243;,&#8221;ai_version&#8221;:&#8221;1.0.0.7, 1.0.0.9&#8243;,&#8221;ai_score&#8221;:8.7}<\/p>\n","protected":false},"excerpt":{"rendered":"<p>{&#8220;lastseen&#8221;:&#8221;&#8221;,&#8221;description&#8221;:&#8221;A security flaw has been discovered in Tenda F451 1.0.0.7\/1.0.0.9. Impacted is the function formWriteFacMac of the file \/goform\/WriteFacMac of the component Web Management Interface&#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-60799","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>Tenda F451 Web Management WriteFacMac formWriteFacMac os command injection_CVE-2026-11556 - 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=60799\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Tenda F451 Web Management WriteFacMac formWriteFacMac os command injection_CVE-2026-11556 - zero redgem\" \/>\n<meta property=\"og:description\" content=\"{&#8220;lastseen&#8221;:&#8221;&#8221;,&#8221;description&#8221;:&#8221;A security flaw has been discovered in Tenda F451 1.0.0.7\/1.0.0.9. 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