{"id":"CVE-2026-122006","title":"The activestorage gem before 8.1.4.1 for Ruby on Rails, when ImageMagick attachment processing occurs, can allow server read and write operations (e.g., reading secret_key_base) because the ImageMagick analyzer runs when a file is attach…","summary":"The activestorage gem before 8.1.4.1 for Ruby on Rails, when ImageMagick attachment processing occurs, can allow server read and write operations (e.g., reading secret_key_base) because the ImageMagick analyzer runs when a file is attach…","severity":"critical","cvss":9.8,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","cvssSource":"cna","cwe":["CWE-1188"],"vendor":"rubyonrails","product":"Active Storage","affected":["active_storage < 8.0.5.2","active_storage >= 8.1 < 8.1.4.1"],"exploitAvailable":true,"published":"2026-11-04","updated":"2026-11-05","sourceUpdated":"2026-11-05T16:41:32.160Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-122006","references":[{"url":"https://github.com/rails/rails/security/advisories/GHSA-f3w6-w445-fwh9"},{"url":"https://github.com/rails/rails/releases/tag/v8.1.4.1"},{"url":"https://github.com/rails/rails/releases/tag/v8.0.5.2"}],"tags":["cve.org","exploit-available"],"epss":0.00741,"epssPercentile":0.54826,"exploits":{"github":1,"githubRepos":["https://github.com/charlie-goldenowl/cve-2026-122006-check"],"checkedAt":"2026-11-06T17:03:56.635Z"},"ingestedAt":"2026-11-05T22:38:31.381Z","slug":"CVE-2026-122006","body":"## Overview\n\nThe activestorage gem before 8.1.4.1 for Ruby on Rails, when ImageMagick attachment processing occurs, can allow server read and write operations (e.g., reading secret_key_base) because the ImageMagick analyzer runs when a file is attached, and there is not an ImageMagick security policy to block unintended functionality.\n\n## Affected\n\n- `active_storage < 8.0.5.2`\n- `active_storage >= 8.1 < 8.1.4.1`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"abyssal","depthScore":66,"depthScoreParts":{"impact":53.9,"likelihood":0.1,"exploitation":12,"ransomware":0},"changes":[]}