{"id":"CVE-2021-43195","aliases":["EUVD-2021-30139","GHSA-2f9c-mjg4-3m26"],"status":"published","title":"In JetBrains TeamCity before 2021.1.2, some HTTP security headers were missing.","description":"In JetBrains TeamCity before 2021.1.2, some HTTP security headers were missing.","severity":{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.00714,"percentile":0.5412,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2021-11-09T14:47:54Z","modified":"2026-06-17T04:10:37Z","products":[{"vendor":"jetbrains","product":"teamcity"}],"references":[{"url":"https://blog.jetbrains.com/blog/2021/11/08/jetbrains-security-bulletin-q3-2021/","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-43195"},{"url":"https://github.com/advisories/GHSA-2f9c-mjg4-3m26"}],"sources":{"cve":[{"id":"CVE-2021-43195","description":"In JetBrains TeamCity before 2021.1.2, some HTTP security headers were missing.","status":"published","published":"2021-11-09T14:47:54Z","modified":"2024-08-04T03:47:13.588Z","updated_at":"2026-11-02T14:32:56.689433Z"}],"euvd":[{"id":"EUVD-2021-30139","description":"In JetBrains TeamCity before 2021.1.2, some HTTP security headers were missing.","status":"published","published":"2021-11-09T14:47:54Z","modified":"2024-08-04T03:47:13Z","updated_at":"2026-11-03T03:24:14.796505Z"}],"ghsa":[{"id":"GHSA-2f9c-mjg4-3m26","title":"In JetBrains TeamCity before 2021.1.2, some HTTP security headers were missing.","description":"In JetBrains TeamCity before 2021.1.2, some HTTP security headers were missing.","status":"published","published":"2022-05-24T19:20:06Z","modified":"2023-01-30T05:03:32Z","updated_at":"2026-11-02T14:46:51.429276Z"}],"nvd":[{"id":"CVE-2021-43195","description":"In JetBrains TeamCity before 2021.1.2, some HTTP security headers were missing.","status":"published","published":"2021-11-09T15:15:09.663Z","modified":"2026-06-17T04:10:37.293Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:P/A:N","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:07:00.984108Z"}]}}