{"id":"CVE-2026-64682","aliases":[],"cve":{"records":[{"id":"CVE-2026-64682","source":"GitHub_M","state":"PUBLISHED","reasons":[],"replacements":[],"disputed":false,"unsupportedWhenAssigned":false,"reserved":"2026-07-20T17:12:12.892Z","published":"2026-11-11T04:04:09.388Z","modified":"2026-11-12T17:58:26.874Z"}],"publishers":[{"name":"GitHub_M","role":"CNA","organizationId":"a0819718-46f1-4df5-94e2-005712e83aaa","modified":"2026-11-11T04:04:09.388Z"},{"name":"CISA-ADP","role":"ADP","organizationId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","modified":"2026-11-12T17:58:26.874Z"}],"references":[{"url":"https://github.com/NauelG/astro-blocks/security/advisories/GHSA-mfcg-m7j5-7v72","tags":["x_refsource_CONFIRM"],"source":"GitHub_M"},{"url":"https://github.com/NauelG/astro-blocks/pull/51","tags":["x_refsource_MISC"],"source":"GitHub_M"},{"url":"https://github.com/NauelG/astro-blocks/commit/fd83bf0b37a756363f718e134c16e448da09a74d","tags":["x_refsource_MISC"],"source":"GitHub_M"},{"url":"https://github.com/NauelG/astro-blocks/releases/tag/v3.4.0","tags":["x_refsource_MISC"],"source":"GitHub_M"}],"weaknesses":[{"id":"CWE-321","description":"CWE-321: Use of Hard-coded Cryptographic Key","source":"GitHub_M"},{"id":"CWE-798","description":"CWE-798: Use of Hard-coded Credentials","source":"GitHub_M"}],"applicability":[],"prioritization":[{"source":"CISA-ADP","type":"SSVC","role":"CISA Coordinator","timestamp":"2026-11-12T16:53:25.534762Z","decisions":[{"name":"Exploitation","value":"none"},{"name":"Automatable","value":"yes"},{"name":"Technical Impact","value":"total"}]}]},"title":"AstroBlocks: Admin session tokens can be forged due to a hard-coded fallback JWT secret and a mismatched environment variable name","titleSource":"GitHub_M","descriptionSource":"GitHub_M","description":"AstroBlocks is a block-first CMS for Astro projects. Prior to version 3.4.0, admin session tokens can be forged due to a hard-coded fallback JWT secret and a mismatched environment variable name. An attacker who knows the public fallback value (readable in the published package) can forge a valid session token with role: \"owner\" and obtain full administrative control of the CMS — creating/deleting content, users, media, redirects, and configuration. This issue has been patched in version 3.4.0.","score":9.8,"severity":"critical","published":"2026-11-11T04:04:09.388Z","modified":"2026-11-12T17:58:26.874Z","withdrawn":false,"knownExploited":false,"affected":[],"products":[{"vendor":"NauelG","name":"astro-blocks","platforms":[],"versions":[{"version":"< 3.4.0","status":"affected"}],"cpes":[],"source":"GitHub_M","url":"https://www.cve.org/CVERecord?id=CVE-2026-64682"}],"remediation":[],"references":["https://github.com/NauelG/astro-blocks/security/advisories/GHSA-mfcg-m7j5-7v72","https://github.com/NauelG/astro-blocks/pull/51","https://github.com/NauelG/astro-blocks/commit/fd83bf0b37a756363f718e134c16e448da09a74d","https://github.com/NauelG/astro-blocks/releases/tag/v3.4.0"],"sources":[{"name":"CVE","id":"CVE-2026-64682","modified":"2026-11-12T17:58:26.874Z","url":"https://www.cve.org/CVERecord?id=CVE-2026-64682"}],"assessments":[{"source":"GitHub_M","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","score":9.8}],"sourceAffected":[],"observedAt":"2026-11-12T18:42:15.853Z","kev":{"status":"not-listed","checkedAt":"2026-11-14T21:40:35.012Z"},"coverage":[{"source":"NVD","status":"available","checkedAt":"2026-11-11T06:10:31.600Z","attemptedAt":"2026-11-11T06:10:31.600Z"},{"source":"GHSA","status":"no-result","checkedAt":"2026-11-11T06:10:32.824Z","attemptedAt":"2026-11-11T06:10:32.824Z"},{"source":"EUVD","status":"available","checkedAt":"2026-11-11T06:10:31.600Z","attemptedAt":"2026-11-11T06:10:31.600Z"},{"source":"EPSS","status":"no-result","checkedAt":"2026-11-11T06:10:32.824Z","attemptedAt":"2026-11-11T06:10:32.824Z"}],"evidence":[{"source":"ENISA EUVD","id":"EUVD-2026-123134","url":"https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-123134","modified":"Nov 11, 2026, 4:04:09 AM","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","checkedAt":"2026-11-11T06:10:31.600Z"},{"source":"NVD","id":"CVE-2026-64682","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-64682","modified":"2026-11-11T05:19:52.120","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","checkedAt":"2026-11-11T06:10:31.600Z"}],"aiSummary":{"text":"AstroBlocks, a block-first CMS, has a vulnerability in versions prior to 3.4.0 where admin session tokens can be forged due to a hard-coded fallback JWT secret. An attacker with knowledge of the public fallback value can obtain full administrative control. The issue is patched in version 3.4.0.","model":"@cf/meta/llama-3.3-70b-instruct-fp8-fast","generatedAt":"2026-11-11T05:36:06.177Z","sources":[{"name":"CVE","url":"https://www.cve.org/CVERecord?id=CVE-2026-64682"}]}}