{"id":50975,"date":"2026-05-03T00:02:20","date_gmt":"2026-05-03T00:02:20","guid":{"rendered":"http:\/\/localhost\/?p=50975"},"modified":"2026-05-03T00:02:20","modified_gmt":"2026-05-03T00:02:20","slug":"yunaiv-yudao-cloud-oauth2tokenserviceimpljava-getaccesstoken-improper-authentication","status":"publish","type":"post","link":"https:\/\/zero.redgem.net\/?p=50975","title":{"rendered":"YunaiV yudao-cloud OAuth2TokenServiceImpl.java getAccessToken improper authentication_CVE-2026-7679"},"content":{"rendered":"<p>{&#8220;lastseen&#8221;:&#8221;&#8221;,&#8221;description&#8221;:&#8221;A security flaw has been discovered in YunaiV yudao-cloud up to 2026.01. This impacts the function getAccessToken of the file yudao-module-system-biz\/src\/main\/java\/io\/github\/ruoyi\/common\/oauth2\/service\/impl\/OAuth2TokenServiceImpl.java. Performing a manipulation results in improper authentication. The attack can be initiated remotely. The exploit has been released to the public and may be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.&#8221;,&#8221;published&#8221;:&#8221;2026-05-03T04:15:10.929Z&#8221;,&#8221;modified&#8221;:&#8221;2026-05-03T04:15:10.929Z&#8221;,&#8221;type&#8221;:&#8221;cve&#8221;,&#8221;title&#8221;:&#8221;YunaiV yudao-cloud OAuth2TokenServiceImpl.java getAccessToken improper authentication&#8221;,&#8221;source&#8221;:&#8221;VulDB&#8221;,&#8221;references&#8221;:&#8221;https:\/\/vuldb.com\/vuln\/360832\\nhttps:\/\/vuldb.com\/vuln\/360832\/cti\\nhttps:\/\/vuldb.com\/submit\/800866\\nhttps:\/\/github.com\/9str0IL\/CVE\/issues\/1&#8243;,&#8221;id&#8221;:&#8221;CVE-2026-7679&#8243;,&#8221;bulletinFamily&#8221;:&#8221;&#8221;,&#8221;cwe&#8221;:[&#8220;CWE-287&#8243;],&#8221;cvelist&#8221;:null,&#8221;sourceData&#8221;:&#8221;YunaiV yudao-cloud 2026.01&#8243;,&#8221;sourceHref&#8221;:&#8221;&#8221;,&#8221;cvss&#8221;:{&#8220;score&#8221;:6.9,&#8221;severity&#8221;:&#8221;MEDIUM&#8221;,&#8221;vector&#8221;:&#8221;CVSS:4.0\/AV:N\/AC:L\/AT:N\/PR:N\/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;yudao-cloud&#8221;,&#8221;version&#8221;:&#8221;2026.01&#8243;,&#8221;vendor&#8221;:&#8221;YunaiV&#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 YunaiV yudao-cloud up to 2026.01. This impacts the function getAccessToken of the file yudao-module-system-biz\/src\/main\/java\/io\/github\/ruoyi\/common\/oauth2\/service\/impl\/OAuth2TokenServiceImpl.java. Performing a manipulation results&#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":[6,8,48,12,21,13,7,11,5],"class_list":["post-50975","post","type-post","status-publish","format-standard","hentry","category-category_cve","tag-cve","tag-cvss","tag-cvss-69","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>YunaiV yudao-cloud OAuth2TokenServiceImpl.java getAccessToken improper authentication_CVE-2026-7679 - 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=50975\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"YunaiV yudao-cloud OAuth2TokenServiceImpl.java getAccessToken improper authentication_CVE-2026-7679 - zero redgem\" \/>\n<meta property=\"og:description\" content=\"{&#8220;lastseen&#8221;:&#8221;&#8221;,&#8221;description&#8221;:&#8221;A security flaw has been discovered in YunaiV yudao-cloud up to 2026.01. 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