{“lastseen”:””,”description”:”hoppscotch is an open source API development ecosystem. Prior to version 2026.3.0, there is an open redirect vulnerability that leads to token exfiltration. With these tokens, the attacker can sign in as the victim to takeover their account. This issue has been patched in version 2026.3.0.”,”published”:”2026-04-02T19:21:35.136Z”,”modified”:”2026-04-06T14:07:20.977Z”,”type”:”cve”,”title”:”hoppscotch: Improper loopback redirect_uri validation in device-login flow”,”source”:”GitHub_M”,”references”:”https:\/\/github.com\/hoppscotch\/hoppscotch\/security\/advisories\/GHSA-7fg7-wx5q-6m3v\\nhttps:\/\/github.com\/hoppscotch\/hoppscotch\/releases\/tag\/2026.3.0″,”id”:”CVE-2026-34931″,”bulletinFamily”:””,”cwe”:[“CWE-601″],”cvelist”:null,”sourceData”:”hoppscotch hoppscotch \\u003c 2026.3.0″,”sourceHref”:””,”cvss”:{“score”:8.5,”severity”:”HIGH”,”vector”:”CVSS:4.0\/AV:N\/AC:L\/AT:N\/PR:N\/UI:A\/VC:H\/VI:H\/VA:N\/SC:N\/SI:N\/SA:N”,”version”:”4.0″},”cvss2″:{},”cvss3″:{“version”:””,”vectorString”:””,”baseScore”:0,”baseSeverity”:””,”attackVector”:””,”attackComplexity”:””,”privilegesRequired”:””,”userInteraction”:””,”scope”:””,”confidentialityImpact”:””,”integrityImpact”:””,”availabilityImpact”:””,”cvssV3″:{“version”:””,”vectorString”:””,”baseScore”:0,”baseSeverity”:””,”attackVector”:””,”attackComplexity”:””,”privilegesRequired”:””,”userInteraction”:””,”scope”:””,”confidentialityImpact”:””,”integrityImpact”:””,”availabilityImpact”:””}},”href”:””,”category_name”:”CVE”,”post_link”:””,”product”:”hoppscotch”,”version”:”\\u003c 2026.3.0″,”vendor”:”hoppscotch”,”ai_description”:””,”ai_severity”:””,”ai_vendor”:””,”ai_product”:””,”ai_version”:””,”ai_score”:0}<\/p>\n","protected":false},"excerpt":{"rendered":"
{“lastseen”:””,”description”:”hoppscotch is an open source API development ecosystem. Prior to version 2026.3.0, there is an open redirect vulnerability that leads to token exfiltration. With these…<\/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":[6,8,44,12,15,13,7,11,5],"class_list":["post-43951","post","type-post","status-publish","format-standard","hentry","category-category_cve","tag-cve","tag-cvss","tag-cvss-85","tag-exploit","tag-high","tag-news","tag-security","tag-tapic","tag-vulnerability"],"yoast_head":"\n