{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-119414","assignerOrgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","state":"PUBLISHED","assignerShortName":"VulnCheck","dateReserved":"2026-10-30T02:41:10.108Z","datePublished":"2026-10-30T11:30:47.330Z","dateUpdated":"2026-10-30T16:37:45.394Z"},"containers":{"cna":{"providerMetadata":{"orgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","shortName":"VulnCheck","dateUpdated":"2026-10-30T11:30:47.330Z"},"datePublic":"2026-10-02T00:00:00.000Z","title":"Bitwarden Server before 2026.10.1 Authorization Bypass via POST /api/ciphers/create","descriptions":[{"lang":"en","value":"Bitwarden Server before 2026.10.1 on Entity Framework backends contains an authorization bypass vulnerability that allows organization members to add ciphers to collections they cannot edit. Attackers can call POST /api/ciphers/create, where a nulled UserId is treated as administrative, to inject vault items synced to read-only or inaccessible collections' members."}],"problemTypes":[{"descriptions":[{"lang":"en","description":"Incorrect Authorization","cweId":"CWE-863","type":"CWE"}]}],"affected":[{"vendor":"bitwarden","product":"server","packageURL":"pkg:github/bitwarden/server","defaultStatus":"unaffected","versions":[{"version":"0","lessThan":"2026.10.1","status":"affected","versionType":"semver"}],"repo":"https://github.com/bitwarden/server"}],"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:bitwarden:server:*:*:*:*:*:*:*:*","versionEndExcluding":"2026.10.1"}]}]}],"metrics":[{"format":"CVSS","cvssV4_0":{"version":"4.0","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N","attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"LOW","userInteraction":"NONE","vulnConfidentialityImpact":"NONE","vulnIntegrityImpact":"LOW","vulnAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","subAvailabilityImpact":"NONE","baseScore":5.3,"baseSeverity":"MEDIUM"}},{"format":"CVSS","cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"LOW","availabilityImpact":"NONE","baseScore":4.3,"baseSeverity":"MEDIUM"}}],"references":[{"url":"https://github.com/bitwarden/server/commit/9030c42bf7d8f9ac2ff9fee85c39588d5eb81499","tags":["patch"]},{"url":"https://github.com/bitwarden/server/pull/8482","tags":["patch","issue-tracking"]},{"url":"https://github.com/bitwarden/server/blob/v2026.10.0/src/Infrastructure.EntityFramework/Vault/Repositories/CipherRepository.cs#L112","tags":["technical-description"]},{"url":"https://github.com/bitwarden/server/blob/v2026.10.0/src/Api/Vault/Controllers/CiphersController.cs#L355","tags":["technical-description"]},{"url":"https://github.com/bitwarden/server/releases/tag/v2026.10.1","tags":["release-notes"],"name":"server v2026.10.1 Release Notes"},{"url":"https://abraxaslabs.tech/research/bitwarden-cipher-create-acl","tags":["third-party-advisory"]},{"url":"https://github.com/bitwarden/server","tags":["product"]},{"name":"VulnCheck Advisory: Bitwarden Server before 2026.10.1 Authorization Bypass via POST /api/ciphers/create","tags":["third-party-advisory"],"url":"https://www.vulncheck.com/advisories/bitwarden-server-before-2026.10.1-authorization-bypass-via-post-api-ciphers-create"}],"credits":[{"lang":"en","value":"Abraxas Labs","type":"finder"},{"lang":"en","value":"Nik Gilmore","type":"remediation developer"}],"x_generator":{"engine":"vulncheck-endgame"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-10-30T16:37:32.248638Z","id":"CVE-2026-119414","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-10-30T16:37:45.394Z"}}]}}