{"id":"CVE-2026-65613","title":"Exposure of Sensitive Information to an Unauthorized Actor vulnerability in Apache CloudStack's Webhook module while listing and deleting deliveries.\n\nThis issue affects Apache CloudStack: from 4.20.0.0 through 4.20.3.0 and from 4.21.0.0…","summary":"Exposure of Sensitive Information to an Unauthorized Actor vulnerability in Apache CloudStack's Webhook module while listing and deleting deliveries.\n\nThis issue affects Apache CloudStack: from 4.20.0.0 through 4.20.3.0 and from 4.21.0.0…","severity":"medium","cvss":4.3,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N","cwe":["CWE-200","CWE-284"],"vendor":"apache","product":"cloudstack","affected":["cloudstack >= 4.20.0.0, < 4.20.3.1","cloudstack >= 4.21.0.0, < 4.22.1.1"],"patched":["cloudstack 4.22.1.1"],"published":"2026-08-21","updated":"2026-10-16","sourceUpdated":"2026-10-16T15:10:00.103","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-65613","references":[{"url":"https://lists.apache.org/thread/g6cwddtjrwbh1d56wjz4cfp3fzfm4kbc","label":"security@apache.org"}],"tags":["nvd"],"epss":0.00452,"epssPercentile":0.39069,"ingestedAt":"2026-10-27T18:52:09.897Z","slug":"CVE-2026-65613","body":"## Overview\n\nExposure of Sensitive Information to an Unauthorized Actor vulnerability in Apache CloudStack's Webhook module while listing and deleting deliveries.\n\nThis issue affects Apache CloudStack: from 4.20.0.0 through 4.20.3.0 and from 4.21.0.0 through 4.22.1.0.\n\nUsers are recommended to upgrade to version 4.20.3.1 or 4.22.1.1 or later, which fixes the issue.\n\n## Affected\n\n- `cloudstack >= 4.20.0.0, < 4.20.3.1`\n- `cloudstack >= 4.21.0.0, < 4.22.1.1`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `cloudstack 4.22.1.1`","depth":"sunlit","depthScore":24,"depthScoreParts":{"impact":23.7,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}