{"id":"CVE-2026-73478","title":"Incorrect Authorization vulnerability in Drupal Diff allows Forceful Browsing","summary":"Incorrect Authorization vulnerability in Drupal Diff allows Forceful Browsing. This issue affects Diff versions: from 0.0.0 to 2.0.1, from 2.1.0 to 2.1.1.","severity":"medium","cvss":5.3,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","cwe":["CWE-863"],"vendor":"diff_project","product":"diff","affected":["diff < 2.0.1","diff >= 5.x-1.0, <= 5.x-2.1","diff >= 6.x-1.0, <= 6.x-2.3","diff >= 7.x-3.0, <= 7.x-3.5","diff >= 8.x-1.0, <= 8.x-1.10","diff = 2.1.0","diff = 4.7.x-1.1"],"patched":["diff 2.0.1"],"published":"2026-09-02","updated":"2026-09-16","sourceUpdated":"2026-09-16T16:41:20.313","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-73478","references":[{"url":"https://www.drupal.org/sa-contrib-2026-096","label":"mlhess@drupal.org"}],"tags":["nvd"],"epss":0.00187,"epssPercentile":0.08564,"ingestedAt":"2026-09-16T16:59:56.533Z","slug":"CVE-2026-73478","body":"## Overview\n\nIncorrect Authorization vulnerability in Drupal Diff allows Forceful Browsing. This issue affects Diff versions: from 0.0.0 to 2.0.1, from 2.1.0 to 2.1.1.\n\n## Affected\n\n- `diff < 2.0.1`\n- `diff >= 5.x-1.0, <= 5.x-2.1`\n- `diff >= 6.x-1.0, <= 6.x-2.3`\n- `diff >= 7.x-3.0, <= 7.x-3.5`\n- `diff >= 8.x-1.0, <= 8.x-1.10`\n- `diff = 2.1.0`\n- `diff = 4.7.x-1.1`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `diff 2.0.1`","depth":"sunlit","depthScore":29,"depthScoreParts":{"impact":29.2,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}