CVE-2021-3768

{"cve": {"data_type": "CVE", "references": {"reference_data": [{"url": "https://github.com/bookstackapp/bookstack/commit/5e6092aaf8fd420202016038286554860bf8ea64", "name": "https://github.com/bookstackapp/bookstack/commit/5e6092aaf8fd420202016038286554860bf8ea64", "tags": ["Patch", "Third Party Advisory"], "refsource": "MISC"}, {"url": "https://huntr.dev/bounties/64a0229f-ff5e-4c64-b83e-9bfc0698a78e", "name": "https://huntr.dev/bounties/64a0229f-ff5e-4c64-b83e-9bfc0698a78e", "tags": ["Exploit", "Issue Tracking", "Patch", "Third Party Advisory"], "refsource": "CONFIRM"}]}, "data_format": "MITRE", "description": {"description_data": [{"lang": "en", "value": "bookstack is vulnerable to Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')"}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "en", "value": "CWE-79"}]}]}, "data_version": "4.0", "CVE_data_meta": {"ID": "CVE-2021-3768", "ASSIGNER": "security@huntr.dev"}}, "impact": {"baseMetricV2": {"cvssV2": {"version": "2.0", "baseScore": 3.5, "accessVector": "NETWORK", "vectorString": "AV:N/AC:M/Au:S/C:N/I:P/A:N", "authentication": "SINGLE", "integrityImpact": "PARTIAL", "accessComplexity": "MEDIUM", "availabilityImpact": "NONE", "confidentialityImpact": "NONE"}, "severity": "LOW", "acInsufInfo": false, "impactScore": 2.9, "obtainAllPrivilege": false, "exploitabilityScore": 6.8, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": true}, "baseMetricV3": {"cvssV3": {"scope": "CHANGED", "version": "3.1", "baseScore": 5.4, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N", "integrityImpact": "LOW", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "LOW", "confidentialityImpact": "LOW"}, "impactScore": 2.7, "exploitabilityScore": 2.3}}, "publishedDate": "2021-09-06T12:15Z", "configurations": {"nodes": [{"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:a:bookstackapp:bookstack:*:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true, "versionEndExcluding": "21.08.2"}]}], "CVE_data_version": "4.0"}, "lastModifiedDate": "2021-09-09T18:47Z"}