{"id":"CVE-2026-71959","title":"Bitwarden Server before 2026.7.2 does not verify that the caller is a member of the organization identified in a POST /collect request body, allowing any authenticated user to write forged, arbitrarily backdated entries into any organiza…","summary":"Bitwarden Server before 2026.7.2 does not verify that the caller is a member of the organization identified in a POST /collect request body, allowing any authenticated user to write forged, arbitrarily backdated entries into any organiza…","severity":"medium","cvss":5.8,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:N","cwe":["CWE-862"],"published":"2026-08-10","updated":"2026-09-24","sourceUpdated":"2026-09-24T20:02:50.260","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-71959","references":[{"url":"https://github.com/bitwarden/server/commit/2aa92a3c8675a28e305e8207ff16592227f96291","label":"disclosure@vulncheck.com"},{"url":"https://github.com/bitwarden/server/pull/7934","label":"disclosure@vulncheck.com"},{"url":"https://github.com/bitwarden/server/releases/tag/v2026.7.2","label":"disclosure@vulncheck.com"},{"url":"https://sanjokkarki.com.np/blog/bitwarden-audit-log-forgery","label":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/bitwarden-server-audit-log-injection-via-post-collect","label":"disclosure@vulncheck.com"}],"tags":["nvd"],"epss":0.0039,"epssPercentile":0.30506,"ingestedAt":"2026-09-24T20:51:40.187Z","slug":"CVE-2026-71959","body":"## Overview\n\nBitwarden Server before 2026.7.2 does not verify that the caller is a member of the organization identified in a POST /collect request body, allowing any authenticated user to write forged, arbitrarily backdated entries into any organization's audit log.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":32,"depthScoreParts":{"impact":31.9,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}