{"containers":{"cna":{"affected":[{"product":"mongo-express","vendor":"mongo-express","versions":[{"status":"affected","version":"< v1.0.0-alpha.4"}]}],"descriptions":[{"lang":"en","value":"mongo-express is a web-based MongoDB admin interface, written with Node.js and express. 1: As mentioned in this issue: https://github.com/mongo-express/mongo-express/issues/577, when the content of a cell grows larger than supported size, clicking on a row will show full document unescaped, however this needs admin interaction on cell. 2: Data cells identified as media will be rendered as media, without being sanitized. Example of different renders: image, audio, video, etc. As an example of type 1 attack, an unauthorized user who only can send a large amount of data in a field of a document may use a payload with embedded javascript. This could send an export of a collection to the attacker without even an admin knowing. Other types of attacks such as dropping a database\\collection are possible."}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":8.1,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N","version":"3.1"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-79","description":"CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')","lang":"en","type":"CWE"}]}],"providerMetadata":{"dateUpdated":"2021-06-21T18:45:12.000Z","orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","shortName":"GitHub_M"},"references":[{"tags":["x_refsource_CONFIRM"],"url":"https://github.com/mongo-express/mongo-express/security/advisories/GHSA-7p8h-86p5-wv3p"},{"tags":["x_refsource_MISC"],"url":"https://github.com/mongo-express/mongo-express/issues/577"},{"tags":["x_refsource_MISC"],"url":"https://github.com/mongo-express/mongo-express/commit/f5e0d4931f856f032f22664b5e5901d5950cfd4b"}],"source":{"advisory":"GHSA-7p8h-86p5-wv3p","discovery":"UNKNOWN"},"title":"XSS Vulnerability in mongo-express","x_legacyV4Record":{"CVE_data_meta":{"ASSIGNER":"security-advisories@github.com","ID":"CVE-2021-21422","STATE":"PUBLIC","TITLE":"XSS Vulnerability in mongo-express"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"mongo-express","version":{"version_data":[{"version_value":"< v1.0.0-alpha.4"}]}}]},"vendor_name":"mongo-express"}]}},"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"mongo-express is a web-based MongoDB admin interface, written with Node.js and express. 1: As mentioned in this issue: https://github.com/mongo-express/mongo-express/issues/577, when the content of a cell grows larger than supported size, clicking on a row will show full document unescaped, however this needs admin interaction on cell. 2: Data cells identified as media will be rendered as media, without being sanitized. Example of different renders: image, audio, video, etc. As an example of type 1 attack, an unauthorized user who only can send a large amount of data in a field of a document may use a payload with embedded javascript. This could send an export of a collection to the attacker without even an admin knowing. Other types of attacks such as dropping a database\\collection are possible."}]},"impact":{"cvss":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":8.1,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N","version":"3.1"}},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')"}]}]},"references":{"reference_data":[{"name":"https://github.com/mongo-express/mongo-express/security/advisories/GHSA-7p8h-86p5-wv3p","refsource":"CONFIRM","url":"https://github.com/mongo-express/mongo-express/security/advisories/GHSA-7p8h-86p5-wv3p"},{"name":"https://github.com/mongo-express/mongo-express/issues/577","refsource":"MISC","url":"https://github.com/mongo-express/mongo-express/issues/577"},{"name":"https://github.com/mongo-express/mongo-express/commit/f5e0d4931f856f032f22664b5e5901d5950cfd4b","refsource":"MISC","url":"https://github.com/mongo-express/mongo-express/commit/f5e0d4931f856f032f22664b5e5901d5950cfd4b"}]},"source":{"advisory":"GHSA-7p8h-86p5-wv3p","discovery":"UNKNOWN"}}},"adp":[{"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2024-08-03T18:09:16.084Z"},"title":"CVE Program Container","references":[{"tags":["x_refsource_CONFIRM","x_transferred"],"url":"https://github.com/mongo-express/mongo-express/security/advisories/GHSA-7p8h-86p5-wv3p"},{"tags":["x_refsource_MISC","x_transferred"],"url":"https://github.com/mongo-express/mongo-express/issues/577"},{"tags":["x_refsource_MISC","x_transferred"],"url":"https://github.com/mongo-express/mongo-express/commit/f5e0d4931f856f032f22664b5e5901d5950cfd4b"}]}]},"cveMetadata":{"assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","assignerShortName":"GitHub_M","cveId":"CVE-2021-21422","datePublished":"2021-06-21T18:45:12.000Z","dateReserved":"2020-12-22T00:00:00.000Z","dateUpdated":"2024-08-03T18:09:16.084Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.1"}