{"id":"CVE-2026-46413","url":"https://www.cyber-defence.io/tools/cve/CVE-2026-46413","generatedAt":"2026-10-28T03:22:36.599Z","title":"Discourse is an open-source discussion platform.","description":"Discourse is an open-source discussion platform. Prior to 2026.6.0, 2026.5.1, 2026.4.2, and 2026.1.5, regular users could route direct S3 multipart uploads through ExternalUploadManager into the admin backup store. This issue is fixed in versions 2026.6.0, 2026.5.1, 2026.4.2, and 2026.1.5.","published":"2026-07-09T22:17:05.000Z","lastModified":"2026-07-14T20:41:30.000Z","status":"Analyzed","sourceIdentifier":"security-advisories@github.com","cvss":{"version":"3.1","score":6.5,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N"},"cwe":["CWE-862"],"affected":["discourse/discourse"],"epss":{"score":0.00514,"percentile":0.43494,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"low","text":"Lower severity and a low EPSS score (0.51%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"https://github.com/discourse/discourse/commit/1f1ded8dd361d81786bff17b35e1138d6ee299c0","tags":["Patch"],"source":"security-advisories@github.com"},{"url":"https://github.com/discourse/discourse/commit/7ddde266617b452152c1bf5f903f6c07be38fc40","tags":["Patch"],"source":"security-advisories@github.com"},{"url":"https://github.com/discourse/discourse/commit/a53df26dcf7e50ce2b20bfd5454a0c9d44b8fc7d","tags":["Patch"],"source":"security-advisories@github.com"},{"url":"https://github.com/discourse/discourse/commit/abaa664c5df84026efb2ca264ba0f5586c3f2b01","tags":["Patch"],"source":"security-advisories@github.com"},{"url":"https://github.com/discourse/discourse/releases/tag/v2026.1.5","tags":["Release Notes"],"source":"security-advisories@github.com"},{"url":"https://github.com/discourse/discourse/releases/tag/v2026.4.2","tags":["Release Notes"],"source":"security-advisories@github.com"},{"url":"https://github.com/discourse/discourse/releases/tag/v2026.5.1","tags":["Release Notes"],"source":"security-advisories@github.com"},{"url":"https://github.com/discourse/discourse/releases/tag/v2026.6.0","tags":["Release Notes"],"source":"security-advisories@github.com"},{"url":"https://github.com/discourse/discourse/security/advisories/GHSA-3mvf-q9rg-w6m7","tags":["Vendor Advisory","Mitigation"],"source":"security-advisories@github.com"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-46413","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}