{"id":"CVE-2026-128047","aliases":["GHSA-7j66-6mw7-rgfx"],"url":"https://o3.security/vulnerability/CVE-2026-128047","summary":"OpenMage magento-lts before 20.18.2 Account Takeover via Predictable Confirmation Key","details":"OpenMage magento-lts before 20.18.2 and 21.0.0-beta pre-releases before 21.0.0-beta3 generate customer email-confirmation keys with md5(uniqid()) and customer and administrator password-reset tokens with the non-cryptographic uniqHash(). Unauthenticated attackers can brute-force the roughly 20-bit confirmation key via the unrate-limited confirmAction endpoint to log in as pending customers, or predict administrator reset tokens after recovering generator state.","published":"2026-11-13T09:33:53.555Z","modified":"2026-11-14T02:47:32.146424972Z","cvss":null,"epss":null,"cisaKev":null,"exploitsKnown":null,"affectedPackages":[],"fix":{"url":"https://github.com/OpenMage/magento-lts/commit/4a8d91c692524de4a07e70af5367b6cb67a9516d","label":"OpenMage/magento-lts@4a8d91c"},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/128xxx/CVE-2026-128047.json"},{"type":"FIX","url":"https://github.com/OpenMage/magento-lts/commit/4a8d91c692524de4a07e70af5367b6cb67a9516d"},{"type":"FIX","url":"https://github.com/OpenMage/magento-lts/commit/9f5a1c3cf63f5cf6ac9f90b041a97a474cea04c2"},{"type":"ADVISORY","url":"https://github.com/OpenMage/magento-lts/security/advisories/GHSA-7j66-6mw7-rgfx"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-128047"},{"type":"ADVISORY","url":"https://www.vulncheck.com/advisories/openmage-magento-lts-before-20.18.2-account-takeover-via-predictable-confirmation-key"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-11-14T02:47:32.146424972Z"}}