{"api_version":"1","generated_at":"2026-04-23T04:34:31+00:00","cve":"CVE-2021-27130","urls":{"html":"https://cve.report/CVE-2021-27130","api":"https://cve.report/api/cve/CVE-2021-27130.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2021-27130","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2021-27130"},"summary":{"title":"CVE-2021-27130","description":"Online Reviewer System 1.0 contains a SQL injection vulnerability through authentication bypass, which may lead to a reverse shell upload.","state":"PUBLISHED","assigner":"mitre","published_at":"2021-04-14 15:15:13","updated_at":"2026-04-14 21:31:28"},"problem_types":["CWE-89","n/a"],"metrics":[{"version":"3.1","source":"nvd@nist.gov","type":"Primary","score":"9.8","severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","data":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","baseScore":9.8,"baseSeverity":"CRITICAL","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"}},{"version":"2.0","source":"nvd@nist.gov","type":"Primary","score":"7.5","severity":"","vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","data":{"version":"2.0","vectorString":"AV:N/AC:L/Au:N/C:P/I:P/A:P","baseScore":7.5,"accessVector":"NETWORK","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"PARTIAL","integrityImpact":"PARTIAL","availabilityImpact":"PARTIAL"}}],"references":[{"url":"https://packetstormsecurity.com/files/161219/Online-Reviewer-System-1.0-SQL-Injection-Shell-Upload.html","name":"https://packetstormsecurity.com/files/161219/Online-Reviewer-System-1.0-SQL-Injection-Shell-Upload.html","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":["Exploit","Third Party Advisory","VDB Entry"],"title":"Online Reviewer System 1.0 SQL Injection / Shell Upload ≈ Packet Storm","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"https://www.cve.org/CVERecord?id=CVE-2021-27130","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-27130","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"n/a","product":"n/a","version":"affected n/a","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2021","cve_id":"27130","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"janobe","cpe5":"online_reviewer_system","cpe6":"1.0","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":{"cve_year":"2021","cve_id":"27130","cve":"CVE-2021-27130","epss":"0.005370000","percentile":"0.675510000","score_date":"2026-04-15","updated_at":"2026-04-16 00:13:55"},"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"adp":[{"providerMetadata":{"dateUpdated":"2024-08-03T20:40:47.319Z","orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE"},"references":[{"tags":["x_refsource_MISC","x_transferred"],"url":"https://packetstormsecurity.com/files/161219/Online-Reviewer-System-1.0-SQL-Injection-Shell-Upload.html"}],"title":"CVE Program Container"}],"cna":{"affected":[{"product":"n/a","vendor":"n/a","versions":[{"status":"affected","version":"n/a"}]}],"descriptions":[{"lang":"en","value":"Online Reviewer System 1.0 contains a SQL injection vulnerability through authentication bypass, which may lead to a reverse shell upload."}],"problemTypes":[{"descriptions":[{"description":"n/a","lang":"en","type":"text"}]}],"providerMetadata":{"dateUpdated":"2021-04-14T14:59:13.000Z","orgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","shortName":"mitre"},"references":[{"tags":["x_refsource_MISC"],"url":"https://packetstormsecurity.com/files/161219/Online-Reviewer-System-1.0-SQL-Injection-Shell-Upload.html"}],"x_legacyV4Record":{"CVE_data_meta":{"ASSIGNER":"cve@mitre.org","ID":"CVE-2021-27130","STATE":"PUBLIC"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"n/a","version":{"version_data":[{"version_value":"n/a"}]}}]},"vendor_name":"n/a"}]}},"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"Online Reviewer System 1.0 contains a SQL injection vulnerability through authentication bypass, which may lead to a reverse shell upload."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"n/a"}]}]},"references":{"reference_data":[{"name":"https://packetstormsecurity.com/files/161219/Online-Reviewer-System-1.0-SQL-Injection-Shell-Upload.html","refsource":"MISC","url":"https://packetstormsecurity.com/files/161219/Online-Reviewer-System-1.0-SQL-Injection-Shell-Upload.html"}]}}}},"cveMetadata":{"assignerOrgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","assignerShortName":"mitre","cveId":"CVE-2021-27130","datePublished":"2021-04-14T14:59:13.000Z","dateReserved":"2021-02-10T00:00:00.000Z","dateUpdated":"2024-08-03T20:40:47.319Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.1"},"nvd":{"publishedDate":"2021-04-14 15:15:13","lastModifiedDate":"2026-04-14 21:31:28","problem_types":["CWE-89","n/a"],"metrics":{"cvssMetricV31":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","baseScore":9.8,"baseSeverity":"CRITICAL","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":3.9,"impactScore":5.9}],"cvssMetricV2":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"2.0","vectorString":"AV:N/AC:L/Au:N/C:P/I:P/A:P","baseScore":7.5,"accessVector":"NETWORK","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"PARTIAL","integrityImpact":"PARTIAL","availabilityImpact":"PARTIAL"},"baseSeverity":"HIGH","exploitabilityScore":10,"impactScore":6.4,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}]},"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:janobe:online_reviewer_system:1.0:*:*:*:*:*:*:*","matchCriteriaId":"063C94E3-E7C7-403E-BB13-0878AB4B70DC"}]}]}]},"legacy_mitre":{"record":{"CveYear":"2021","CveId":"27130","Ordinal":"1","Title":"CVE-2021-27130","CVE":"CVE-2021-27130","Year":"2021"},"notes":[{"CveYear":"2021","CveId":"27130","Ordinal":"1","NoteData":"Online Reviewer System 1.0 contains a SQL injection vulnerability through authentication bypass, which may lead to a reverse shell upload.","Type":"Description","Title":"CVE-2021-27130"},{"CveYear":"2021","CveId":"27130","Ordinal":"2","NoteData":"2021-04-14","Type":"Other","Title":"Published"},{"CveYear":"2021","CveId":"27130","Ordinal":"3","NoteData":"2021-04-14","Type":"Other","Title":"Modified"}]}}}