{"api_version":"1","generated_at":"2026-07-24T18:34:01+00:00","cve":"CVE-2021-33570","urls":{"html":"https://cve.report/CVE-2021-33570","api":"https://cve.report/api/cve/CVE-2021-33570.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2021-33570","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2021-33570"},"summary":{"title":"CVE-2021-33570","description":"Postbird 0.8.4 allows stored XSS via the onerror attribute of an IMG element in any PostgreSQL database table. This can result in reading local files via vectors involving XMLHttpRequest and open of a file:/// URL, or discovering PostgreSQL passwords via vectors involving Window.localStorage and savedConnections.","state":"PUBLIC","assigner":"cve@mitre.org","published_at":"2021-05-25 22:15:00","updated_at":"2022-06-03 18:54:00"},"problem_types":["CWE-79"],"metrics":[],"references":[{"url":"https://github.com/Paxa/postbird/issues/132","name":"https://github.com/Paxa/postbird/issues/132","refsource":"MISC","tags":[],"title":"Security Vulnerability [Stored -XSS] · Issue #132 · Paxa/postbird · GitHub","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://github.com/Paxa/postbird/issues/134","name":"https://github.com/Paxa/postbird/issues/134","refsource":"MISC","tags":[],"title":"Security Vulnerability [PostgreSQL Password Stealing] · Issue #134 · Paxa/postbird · GitHub","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://tridentsec.io/blogs/postbird-cve-2021-33570/","name":"https://tridentsec.io/blogs/postbird-cve-2021-33570/","refsource":"MISC","tags":[],"title":"[CVE-2021-33570] Postbird 0-day Vulnerability » Tridentsec.io","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://packetstormsecurity.com/files/162831/Postbird-0.8.4-Cross-Site-Scripting-Local-File-Inclusion.html","name":"http://packetstormsecurity.com/files/162831/Postbird-0.8.4-Cross-Site-Scripting-Local-File-Inclusion.html","refsource":"MISC","tags":[],"title":"Postbird 0.8.4 Cross Site Scripting / Local File Inclusion ≈ Packet Storm","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"https://www.exploit-db.com/exploits/49910","name":"https://www.exploit-db.com/exploits/49910","refsource":"MISC","tags":[],"title":"Postbird 0.8.4 - Javascript Injection - Multiple webapps Exploit","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://packetstormsecurity.com/files/162872/Postbird-0.8.4-XSS-LFI-Insecure-Data-Storage.html","name":"http://packetstormsecurity.com/files/162872/Postbird-0.8.4-XSS-LFI-Insecure-Data-Storage.html","refsource":"MISC","tags":[],"title":"Postbird 0.8.4 XSS / LFI / Insecure Data Storage ≈ Packet Storm","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"https://github.com/Tridentsec-io/postbird","name":"https://github.com/Tridentsec-io/postbird","refsource":"MISC","tags":[],"title":"GitHub - Tridentsec-io/postbird","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"https://github.com/Paxa/postbird/issues/133","name":"https://github.com/Paxa/postbird/issues/133","refsource":"MISC","tags":[],"title":"Security Vulnerability [Local File Inclusion (LFI)] · Issue #133 · Paxa/postbird · GitHub","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://www.cve.org/CVERecord?id=CVE-2021-33570","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-33570","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2021","cve_id":"33570","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"postbird_project","cpe5":"postbird","cpe6":"0.8.4","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"CVE_data_meta":{"ASSIGNER":"cve@mitre.org","ID":"CVE-2021-33570","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":"Postbird 0.8.4 allows stored XSS via the onerror attribute of an IMG element in any PostgreSQL database table. This can result in reading local files via vectors involving XMLHttpRequest and open of a file:/// URL, or discovering PostgreSQL passwords via vectors involving Window.localStorage and savedConnections."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"n/a"}]}]},"references":{"reference_data":[{"url":"https://github.com/Paxa/postbird/issues/132","refsource":"MISC","name":"https://github.com/Paxa/postbird/issues/132"},{"url":"https://github.com/Paxa/postbird/issues/133","refsource":"MISC","name":"https://github.com/Paxa/postbird/issues/133"},{"url":"https://github.com/Paxa/postbird/issues/134","refsource":"MISC","name":"https://github.com/Paxa/postbird/issues/134"},{"url":"https://github.com/Tridentsec-io/postbird","refsource":"MISC","name":"https://github.com/Tridentsec-io/postbird"},{"refsource":"MISC","name":"http://packetstormsecurity.com/files/162831/Postbird-0.8.4-Cross-Site-Scripting-Local-File-Inclusion.html","url":"http://packetstormsecurity.com/files/162831/Postbird-0.8.4-Cross-Site-Scripting-Local-File-Inclusion.html"},{"refsource":"MISC","name":"http://packetstormsecurity.com/files/162872/Postbird-0.8.4-XSS-LFI-Insecure-Data-Storage.html","url":"http://packetstormsecurity.com/files/162872/Postbird-0.8.4-XSS-LFI-Insecure-Data-Storage.html"},{"refsource":"MISC","name":"https://www.exploit-db.com/exploits/49910","url":"https://www.exploit-db.com/exploits/49910"},{"refsource":"MISC","name":"https://tridentsec.io/blogs/postbird-cve-2021-33570/","url":"https://tridentsec.io/blogs/postbird-cve-2021-33570/"}]}},"nvd":{"publishedDate":"2021-05-25 22:15:00","lastModifiedDate":"2022-06-03 18:54:00","problem_types":["CWE-79"],"metrics":{"baseMetricV3":{"cvssV3":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"REQUIRED","scope":"CHANGED","confidentialityImpact":"LOW","integrityImpact":"LOW","availabilityImpact":"NONE","baseScore":5.4,"baseSeverity":"MEDIUM"},"exploitabilityScore":2.3,"impactScore":2.7},"baseMetricV2":{"cvssV2":{"version":"2.0","vectorString":"AV:N/AC:M/Au:S/C:N/I:P/A:N","accessVector":"NETWORK","accessComplexity":"MEDIUM","authentication":"SINGLE","confidentialityImpact":"NONE","integrityImpact":"PARTIAL","availabilityImpact":"NONE","baseScore":3.5},"severity":"LOW","exploitabilityScore":6.8,"impactScore":2.9,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":true}},"configurations":{"CVE_data_version":"4.0","nodes":[{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:postbird_project:postbird:0.8.4:*:*:*:*:*:*:*","cpe_name":[]}]}]}},"legacy_mitre":{"record":{"CveYear":"2021","CveId":"33570","Ordinal":"208979","Title":"CVE-2021-33570","CVE":"CVE-2021-33570","Year":"2021"},"notes":[{"CveYear":"2021","CveId":"33570","Ordinal":"1","NoteData":"Postbird 0.8.4 allows stored XSS via the onerror attribute of an IMG element in any PostgreSQL database table. This can result in reading local files via vectors involving XMLHttpRequest and open of a file:/// URL, or discovering PostgreSQL passwords via vectors involving Window.localStorage and savedConnections.","Type":"Description","Title":null},{"CveYear":"2021","CveId":"33570","Ordinal":"2","NoteData":"2021-05-25","Type":"Other","Title":"Published"},{"CveYear":"2021","CveId":"33570","Ordinal":"3","NoteData":"2021-06-17","Type":"Other","Title":"Modified"}]}}}