{"id":39649,"date":"2026-02-08T05:01:52","date_gmt":"2026-02-08T05:01:52","guid":{"rendered":"http:\/\/localhost\/?p=39649"},"modified":"2026-02-08T05:01:52","modified_gmt":"2026-02-08T05:01:52","slug":"guchengwuyue-yshopmall-coyixiangutilsfileutil-updateavatar-unrestricted-upload","status":"publish","type":"post","link":"https:\/\/zero.redgem.net\/?p=39649","title":{"rendered":"guchengwuyue yshopmall co.yixiang.utils.FileUtil updateAvatar unrestricted upload_CVE-2026-2146"},"content":{"rendered":"<p>{&#8220;lastseen&#8221;:&#8221;&#8221;,&#8221;description&#8221;:&#8221;A security flaw has been discovered in guchengwuyue yshopmall up to 1.9.1. This affects the function updateAvatar of the file \/api\/users\/updateAvatar of the component co.yixiang.utils.FileUtil. Performing a manipulation of the argument File results in unrestricted upload. The attack is possible to be carried out remotely. The exploit has been released to the public and may be used for attacks. The project was informed of the problem early through an issue report but has not responded yet.&#8221;,&#8221;published&#8221;:&#8221;2026-02-08T09:32:07.064Z&#8221;,&#8221;modified&#8221;:&#8221;2026-02-08T09:32:07.064Z&#8221;,&#8221;type&#8221;:&#8221;cve&#8221;,&#8221;title&#8221;:&#8221;guchengwuyue yshopmall co.yixiang.utils.FileUtil updateAvatar unrestricted upload&#8221;,&#8221;source&#8221;:&#8221;VulDB&#8221;,&#8221;references&#8221;:&#8221;https:\/\/vuldb.com\/?id.344848\\nhttps:\/\/vuldb.com\/?ctiid.344848\\nhttps:\/\/vuldb.com\/?submit.747409\\nhttps:\/\/github.com\/guchengwuyue\/yshopmall\/issues\/40\\nhttps:\/\/github.com\/guchengwuyue\/yshopmall\/issues\/40#issue-3860542812\\nhttps:\/\/github.com\/guchengwuyue\/yshopmall\/&#8221;,&#8221;id&#8221;:&#8221;CVE-2026-2146&#8243;,&#8221;bulletinFamily&#8221;:&#8221;&#8221;,&#8221;cwe&#8221;:[&#8220;CWE-434&#8243;,&#8221;CWE-284&#8243;],&#8221;cvelist&#8221;:null,&#8221;sourceData&#8221;:&#8221;guchengwuyue yshopmall 1.9.0\\nguchengwuyue yshopmall 1.9.1&#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;yshopmall&#8221;,&#8221;version&#8221;:&#8221;1.9.0&#8243;,&#8221;vendor&#8221;:&#8221;guchengwuyue&#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 security flaw has been discovered in guchengwuyue yshopmall up to 1.9.1. This affects the function updateAvatar of the file \/api\/users\/updateAvatar of the component co.yixiang.utils.FileUtil&#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-39649","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>guchengwuyue yshopmall co.yixiang.utils.FileUtil updateAvatar unrestricted upload_CVE-2026-2146 - 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=39649\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"guchengwuyue yshopmall co.yixiang.utils.FileUtil updateAvatar unrestricted upload_CVE-2026-2146 - zero redgem\" \/>\n<meta property=\"og:description\" content=\"{&#8220;lastseen&#8221;:&#8221;&#8221;,&#8221;description&#8221;:&#8221;A security flaw has been discovered in guchengwuyue yshopmall up to 1.9.1. 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