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{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:dani-garcia:vaultwarden:*:*:*:*:*:*:*:*", "matchCriteriaId": "3EE3AB66-F61B-479C-A6C3-C2EEEB6FD55A", "versionEndExcluding": "1.35.4", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Vaultwarden is an unofficial Bitwarden compatible server written in Rust, formerly known as bitwarden_rs. Prior to version 1.35.4, there is a privilege escalation vulnerability via bulk permission update to unauthorized collections by Manager. This issue has been patched in version 1.35.4."}], "id": "CVE-2026-27802", "lastModified": "2026-03-06T19:45:31.713", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 8.3, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 5.5, "source": "[email protected]", "type": "Secondary"}]}, "published": "2026-03-04T22:16:18.057", "references": [{"source": "[email protected]", "tags": ["Vendor Advisory"], "url": "https://github.com/dani-garcia/vaultwarden/security/advisories/GHSA-r32r-j5jq-3w4m"}], "sourceIdentifier": "[email protected]", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-269"}, {"lang": "en", "value": "CWE-863"}], "source": "[email protected]", "type": "Primary"}]}

{"bugzilla": {"description": "vaultwarden: Vaultwarden: Privilege Escalation via Unauthorized Bulk Permission Update", "id": "2444676", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2444676"}, "csaw": false, "cvss3": {"cvss3_base_score": "8.1", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N", "status": "draft"}, "cwe": "CWE-266", "details": ["No description is available for this CVE."], "name": "CVE-2026-27802", "public_date": "2026-03-04T21:34:34Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-27802\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-27802\nhttps://github.com/dani-garcia/vaultwarden/security/advisories/GHSA-r32r-j5jq-3w4m"], "statement": "This IMPORTANT privilege escalation vulnerability in Vaultwarden allows a Manager to update permissions for unauthorized collections via the bulk update functionality. Exploitation requires network access and a Manager-level account (PR:L). Impact includes high confidentiality loss (access to restricted collections) and high integrity loss (permission modification). Affects versions prior to 1.35.4. Red Hat does not ship Vaultwarden.", "threat_severity": "Important"}

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