{"id":"CVE-2021-29249","aliases":["EUVD-2021-15888","GHSA-xgwm-rhgp-jr5w"],"status":"published","title":"BTCPay Server before 1.0.6.0, when the payment button is used, has a privacy vulnerability.","description":"BTCPay Server before 1.0.6.0, when the payment button is used, has a privacy vulnerability.","severity":{"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","from":"nvd"},"epss":{"day":"2026-11-09","score":0.01189,"percentile":0.68131,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2021-03-26T22:20:08Z","modified":"2026-10-20T10:54:36Z","products":[{"vendor":"btcpayserver","product":"btcpay_server"}],"references":[{"url":"https://github.com/btcpayserver/btcpayserver/releases","tags":["x_refsource_MISC","x_transferred","Release Notes","Third Party Advisory","advisory"]},{"url":"https://blog.btcpayserver.org/btcpay-server-1-0-6-0/","tags":["x_refsource_MISC","x_transferred","Release Notes","Vendor Advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-29249"},{"url":"https://github.com/advisories/GHSA-xgwm-rhgp-jr5w"}],"sources":{"cve":[{"id":"CVE-2021-29249","description":"BTCPay Server before 1.0.6.0, when the payment button is used, has a privacy vulnerability.","status":"published","published":"2021-03-26T22:20:08Z","modified":"2024-08-03T22:02:51.307Z","updated_at":"2026-11-02T14:33:06.658806Z"}],"euvd":[{"id":"EUVD-2021-15888","description":"BTCPay Server before 1.0.6.0, when the payment button is used, has a privacy vulnerability.","status":"published","published":"2021-03-26T22:20:08Z","modified":"2024-08-03T22:02:51Z","updated_at":"2026-11-03T03:24:45.000012Z"}],"ghsa":[{"id":"GHSA-xgwm-rhgp-jr5w","title":"BTCPay Server before 1.0.6.0, when the payment button is used, has a privacy vulnerability.","description":"BTCPay Server before 1.0.6.0, when the payment button is used, has a privacy vulnerability.","status":"published","published":"2022-05-24T17:45:35Z","modified":"2023-01-29T05:06:11Z","updated_at":"2026-11-02T14:45:58.127346Z"}],"nvd":[{"id":"CVE-2021-29249","description":"BTCPay Server before 1.0.6.0, when the payment button is used, has a privacy vulnerability.","status":"published","published":"2021-03-26T23:15:11.523Z","modified":"2026-06-17T03:47:26.937Z","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":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:P/I:N/A:N","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:06:51.197859Z"}],"osv":[{"id":"CVE-2021-29249","description":"BTCPay Server before 1.0.6.0, when the payment button is used, has a privacy vulnerability.","status":"published","published":"2021-03-26T23:15:11.523Z","modified":"2026-10-20T10:54:36.820941604Z","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"}],"updated_at":"2026-11-02T15:44:19.129331Z"}]}}