{"id":"CVE-2026-72849","title":"Budibase before 3.40.0 contains a cross-site request forgery vulnerability in the chat-link handoff endpoint that allows attackers to bind an external chat identity to a victim's account","summary":"Budibase before 3.40.0 contains a cross-site request forgery vulnerability in the chat-link handoff endpoint that allows attackers to bind an external chat identity to a victim's account. Attackers can craft a phishing page that auto-sub…","severity":"high","cvss":7.7,"cvssVector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:N","cwe":["CWE-352"],"vendor":"budibase","product":"server","affected":["server < 3.40.0"],"published":"2026-08-13","updated":"2026-10-08","sourceUpdated":"2026-10-08T16:17:36.617","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-72849","references":[{"url":"https://github.com/Budibase/budibase/security/advisories/GHSA-pvcr-8mvp-w8qr","label":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/budibase-before-identity-confusion-via-chat-link-handoff-csrf","label":"disclosure@vulncheck.com"}],"tags":["nvd","cve.org"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2026-08-17T15:46:09.441211Z"},"epss":0.00162,"epssPercentile":0.04881,"ingestedAt":"2026-10-08T16:52:14.716Z","slug":"CVE-2026-72849","body":"## Overview\n\nBudibase before 3.40.0 contains a cross-site request forgery vulnerability in the chat-link handoff endpoint that allows attackers to bind an external chat identity to a victim's account. Attackers can craft a phishing page that auto-submits a POST request with a leaked confirmation token to bind their chat identity to a victim user's account, enabling impersonation within agent operations and inheritance of victim permissions.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":42,"depthScoreParts":{"impact":42.4,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}