{"id":"CVE-2021-22220","state":"PUBLISHED","title":"An issue has been discovered in GitLab affecting all versions starting with 13.10. GitLab was vulnerable to a stored XSS in blob viewer of notebooks.","description":"An issue has been discovered in GitLab affecting all versions starting with 13.10. GitLab was vulnerable to a stored XSS in blob viewer of notebooks.","publishedAt":"2021-06-08T19:05:00.000Z","updatedAt":"2024-08-03T18:37:18.105Z","severity":{"score":6.1,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","source":"GitLab"},"assigner":"GitLab","products":["GitLab GitLab"],"affected":[{"vendor":"GitLab","product":"GitLab","versions":[{"version":">=13.12, <13.12.2","status":"affected"},{"version":">=13.11, <13.11.5","status":"affected"},{"version":">=13.10, <13.10.5","status":"affected"}]}],"references":["https://gitlab.com/gitlab-org/gitlab/-/issues/294128","https://hackerone.com/reports/1060114","https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22220.json"],"weaknesses":[],"ingestedAt":"2026-10-29T19:48:02.192Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2021/22xxx/CVE-2021-22220.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2021-22220","state":"PUBLISHED","datePublished":"2021-06-08T19:05:00.000Z","dateUpdated":"2024-08-03T18:37:18.105Z","assignerShortName":"GitLab","assignerOrgId":"ceab7361-8a18-47b1-92ba-4d7d25f6715a","dateReserved":"2021-01-05T00:00:00.000Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"An issue has been discovered in GitLab affecting all versions starting with 13.10. GitLab was vulnerable to a stored XSS in blob viewer of notebooks."}],"affected":[{"vendor":"GitLab","product":"GitLab","versions":[{"version":">=13.12, <13.12.2","status":"affected"},{"version":">=13.11, <13.11.5","status":"affected"},{"version":">=13.10, <13.10.5","status":"affected"}]}],"references":[{"url":"https://gitlab.com/gitlab-org/gitlab/-/issues/294128","tags":["x_refsource_MISC"]},{"url":"https://hackerone.com/reports/1060114","tags":["x_refsource_MISC"]},{"url":"https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22220.json","tags":["x_refsource_CONFIRM"]}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":6.1,"baseSeverity":"MEDIUM","confidentialityImpact":"LOW","integrityImpact":"LOW","privilegesRequired":"NONE","scope":"CHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","version":"3.1"}}],"problemTypes":[{"descriptions":[{"description":"Improper neutralization of input during web page generation ('cross-site scripting') in GitLab","lang":"en","type":"text"}]}],"providerMetadata":{"shortName":"GitLab","dateUpdated":"2021-06-08T19:05:00.000Z","orgId":"ceab7361-8a18-47b1-92ba-4d7d25f6715a"},"credits":[{"lang":"en","value":"Thanks (@yvvdwf)[https://hackerone.com/yvvdwf] for reporting this vulnerability through our HackerOne bug bounty program"}],"x_legacyV4Record":{"CVE_data_meta":{"ASSIGNER":"cve@gitlab.com","ID":"CVE-2021-22220","STATE":"PUBLIC"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"GitLab","version":{"version_data":[{"version_value":">=13.12, <13.12.2"},{"version_value":">=13.11, <13.11.5"},{"version_value":">=13.10, <13.10.5"}]}}]},"vendor_name":"GitLab"}]}},"credit":[{"lang":"eng","value":"Thanks (@yvvdwf)[https://hackerone.com/yvvdwf] for reporting this vulnerability through our HackerOne bug bounty program"}],"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"An issue has been discovered in GitLab affecting all versions starting with 13.10. GitLab was vulnerable to a stored XSS in blob viewer of notebooks."}]},"impact":{"cvss":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":6,"baseSeverity":"MEDIUM","confidentialityImpact":"LOW","integrityImpact":"LOW","privilegesRequired":"NONE","scope":"CHANGED","userInteraction":"REQUIRED","vectorString":"AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","version":"3.1"}},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"Improper neutralization of input during web page generation ('cross-site scripting') in GitLab"}]}]},"references":{"reference_data":[{"name":"https://gitlab.com/gitlab-org/gitlab/-/issues/294128","refsource":"MISC","url":"https://gitlab.com/gitlab-org/gitlab/-/issues/294128"},{"name":"https://hackerone.com/reports/1060114","refsource":"MISC","url":"https://hackerone.com/reports/1060114"},{"name":"https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22220.json","refsource":"CONFIRM","url":"https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22220.json"}]}}},"adp":[{"title":"CVE Program Container","references":[{"url":"https://gitlab.com/gitlab-org/gitlab/-/issues/294128","tags":["x_refsource_MISC","x_transferred"]},{"url":"https://hackerone.com/reports/1060114","tags":["x_refsource_MISC","x_transferred"]},{"url":"https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22220.json","tags":["x_refsource_CONFIRM","x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-03T18:37:18.105Z"}}]}}}