{"schemaVersion":3,"id":"CVE-2021-26923","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"An issue was discovered in Argo CD before 1.8.4. Accessing the endpoint /api/version leaks internal information for the system, and this endpoint is not protected with authentication.","dates":{"published":"2021-03-15T14:40:02.000Z","modified":"2024-08-03T20:33:41.495Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":7.5,"severity":"high","version":"3.1","versionLabel":"v3.1","source":"NVD","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","computed":false,"selection":"backend-summary"},"metrics":[{"version":"3.1","versionLabel":"v3.1","source":"NVD","score":7.5,"severity":"high","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","exploitability":null,"impact":null,"computed":false},{"version":"2.0","versionLabel":"v2.0","source":"NVD","score":5,"severity":"medium","vector":"AV:N/AC:L/Au:N/C:P/I:N/A:N","exploitability":null,"impact":null,"computed":false}]},"epss":{"probability":0.01592,"percentile":0.75318,"severity":"low","asOf":"2026-10-19T00:00:00.000Z","change":{"pp":0.15700000000000003,"baselineDate":"2026-09-19T00:00:00.000Z","baselineScore":0.01435},"history":[{"date":"2026-09-14T00:00:00.000Z","score":0.01435,"percentile":null},{"date":"2026-09-15T00:00:00.000Z","score":0.01435,"percentile":null},{"date":"2026-09-16T00:00:00.000Z","score":0.01435,"percentile":null},{"date":"2026-09-17T00:00:00.000Z","score":0.01435,"percentile":null},{"date":"2026-09-18T00:00:00.000Z","score":0.01435,"percentile":null},{"date":"2026-09-19T00:00:00.000Z","score":0.01435,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.01435,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.01435,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.01435,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.01435,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.01435,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.01435,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.01435,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.01435,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.01435,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.01435,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.01435,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.01435,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.01435,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.01435,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.01592,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.01592,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.01592,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.01592,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.01592,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.01592,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.01592,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.01592,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.01592,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.01592,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.01592,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.01592,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.01592,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.01592,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.01592,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.01592,"percentile":0.75318}],"last30":[{"date":"2026-09-19T00:00:00.000Z","score":0.01435,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.01435,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.01435,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.01435,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.01435,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.01435,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.01435,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.01435,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.01435,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.01435,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.01435,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.01435,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.01435,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.01435,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.01435,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.01592,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.01592,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.01592,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.01592,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.01592,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.01592,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.01592,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.01592,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.01592,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.01592,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.01592,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.01592,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.01592,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.01592,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.01592,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.01592,"percentile":0.75318}]},"kev":{"state":"not-listed","entries":[],"listedCount":0,"totalCatalogs":3,"catalogs":[{"source":"cisa","label":"CISA","listed":false,"entry":null},{"source":"enisa","label":"ENISA","listed":false,"entry":null},{"source":"circl","label":"CIRCL","listed":false,"entry":null}]},"ransomware":{"state":"none-recorded","sources":[]},"exploits":[],"exploitCount":0,"weaknesses":[{"id":"CWE-200","name":"Exposure of Sensitive Information to an Unauthorized Actor","description":"The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information.","type":"weakness","status":"Draft","abstraction":"Class","likelihoodOfExploit":"High","url":"https://cwe.mitre.org/data/definitions/200.html"}],"affected":[{"vendor":"argoproj","product":"argo_cd","name":"argo cd","label":"argo_cd","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"< 1.7.12","noFixRecorded":false,"fixedIn":null},{"text":"≥ 1.8.0, < 1.8.4","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1.7.12 | ≥ 1.8.0, < 1.8.4","eol":{"isEol":null,"eolDate":null,"matchMethod":"name_exact","cycle":null,"product":{"name":"argo-cd","label":"Argo CD","category":"server-app"}},"hubHref":"/vendor/argoproj/argo_cd"}],"affectedCount":1,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://github.com/argoproj/argo-cd/compare/v1.8.3...v1.8.4","label":"github.com/argoproj/argo-cd/compare/v1.8.3...v1.8.4","hostname":"github.com","tags":["X Refsource MISC","Patch","Third Party Advisory"]},{"url":"https://github.com/argoproj/argo-cd/security/advisories/GHSA-pfgj-mh5m-2p48","label":"github.com/argoproj/argo-cd/security/advisories/GHSA-pfgj-mh5m-2p48","hostname":"github.com","tags":["X Refsource MISC","Third Party Advisory"]}],"lineage":{"upstream":[],"downstream":[],"duplicates":[],"related":[]},"timeline":[{"kind":"published","date":"2021-03-15T14:40:02.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2024-08-03T20:33:41.495Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":30,"level":"medium","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-19T22:23:54.651Z","stale":false,"partial":false}}