{"id":"CVE-2021-21823","aliases":["EUVD-2021-8994","GHSA-8729-gjh2-fh36"],"status":"published","title":"An information disclosure vulnerability exists in the Friend finder functionality of GmbH Komoot...","description":"An information disclosure vulnerability exists in the Friend finder functionality of GmbH Komoot version 10.26.9 up to 11.1.11. A specially crafted series of network requests can lead to the disclosure of sensitive information.","severity":{"version":"3.0","score":5.3,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00895,"percentile":0.59949,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-200","CWE-359"],"published":"2021-08-20T17:24:13Z","modified":"2026-06-17T03:36:10Z","products":[{"vendor":"komoot","product":"komoot"}],"references":[{"url":"https://talosintelligence.com/vulnerability_reports/TALOS-2021-1288","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-21823"},{"url":"https://github.com/advisories/GHSA-8729-gjh2-fh36"}],"sources":{"cve":[{"id":"CVE-2021-21823","description":"An information disclosure vulnerability exists in the Friend finder functionality of GmbH Komoot version 10.26.9 up to 11.1.11. A specially crafted series of network requests can lead to the disclosure of sensitive information.","status":"published","published":"2021-08-20T17:24:13Z","modified":"2024-08-03T18:23:29.627Z","cvss":[{"version":"3.0","score":5.3,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-359"],"updated_at":"2026-11-02T14:32:59.802172Z"}],"euvd":[{"id":"EUVD-2021-8994","description":"An information disclosure vulnerability exists in the Friend finder functionality of GmbH Komoot version 10.26.9 up to 11.1.11. A specially crafted series of network requests can lead to the disclosure of sensitive information.","status":"published","published":"2021-08-20T17:24:13Z","modified":"2024-08-03T18:23:29Z","cvss":[{"version":"3.0","score":5.3,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium"}],"updated_at":"2026-11-03T03:25:04.672228Z"}],"ghsa":[{"id":"GHSA-8729-gjh2-fh36","title":"An information disclosure vulnerability exists in the Friend finder functionality of GmbH Komoot...","description":"An information disclosure vulnerability exists in the Friend finder functionality of GmbH Komoot version 10.26.9 up to 11.1.11. A specially crafted series of network requests can lead to the disclosure of sensitive information.","status":"published","published":"2022-05-24T19:11:49Z","modified":"2023-01-30T05:01:36Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high"}],"cwes":["CWE-200"],"updated_at":"2026-11-02T14:46:26.905827Z"}],"nvd":[{"id":"CVE-2021-21823","description":"An information disclosure vulnerability exists in the Friend finder functionality of GmbH Komoot version 10.26.9 up to 11.1.11. A specially crafted series of network requests can lead to the disclosure of sensitive information.","status":"published","published":"2021-08-20T18:15:07.41Z","modified":"2026-06-17T03:36:10.953Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high","assessor":"primary"},{"version":"3.0","score":5.3,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium","assessor":"secondary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:P/I:N/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-359","CWE-200"],"updated_at":"2026-11-02T14:06:57.318236Z"}]}}