{"id":"CVE-2021-29250","aliases":["EUVD-2021-15889","GHSA-28x9-v6gq-r37m"],"status":"published","title":"BTCPay Server through 1.0.7.0 suffers from a Stored Cross Site Scripting (XSS) vulnerability...","description":"BTCPay Server through 1.0.7.0 suffers from a Stored Cross Site Scripting (XSS) vulnerability within the POS Add Products functionality. This enables cookie stealing.","severity":{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.00527,"percentile":0.45123,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2021-05-05T12:26:01Z","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/vulnerability-disclosure-v1-0-7-0/","tags":["x_refsource_MISC","x_transferred","Vendor Advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-29250"},{"url":"https://github.com/advisories/GHSA-28x9-v6gq-r37m"}],"sources":{"cve":[{"id":"CVE-2021-29250","description":"BTCPay Server through 1.0.7.0 suffers from a Stored Cross Site Scripting (XSS) vulnerability within the POS Add Products functionality. This enables cookie stealing.","status":"published","published":"2021-05-05T12:26:01Z","modified":"2024-08-03T22:02:51.83Z","updated_at":"2026-11-02T14:33:06.32268Z"}],"euvd":[{"id":"EUVD-2021-15889","description":"BTCPay Server through 1.0.7.0 suffers from a Stored Cross Site Scripting (XSS) vulnerability within the POS Add Products functionality. This enables cookie stealing.","status":"published","published":"2021-05-05T12:26:01Z","modified":"2024-08-03T22:02:51Z","updated_at":"2026-11-03T03:24:45.000012Z"}],"ghsa":[{"id":"GHSA-28x9-v6gq-r37m","title":"BTCPay Server through 1.0.7.0 suffers from a Stored Cross Site Scripting (XSS) vulnerability...","description":"BTCPay Server through 1.0.7.0 suffers from a Stored Cross Site Scripting (XSS) vulnerability within the POS Add Products functionality. This enables cookie stealing.","status":"published","published":"2022-05-24T17:49:28Z","modified":"2023-01-29T05:06:37Z","cwes":["CWE-79"],"updated_at":"2026-11-02T14:46:03.953317Z"}],"nvd":[{"id":"CVE-2021-29250","description":"BTCPay Server through 1.0.7.0 suffers from a Stored Cross Site Scripting (XSS) vulnerability within the POS Add Products functionality. This enables cookie stealing.","status":"published","published":"2021-05-05T13:15:07.787Z","modified":"2026-06-17T03:47:27.053Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":3.5,"vector":"AV:N/AC:M/Au:S/C:N/I:P/A:N","level":"low","assessor":"primary"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:06:52.81233Z"}],"osv":[{"id":"CVE-2021-29250","description":"BTCPay Server through 1.0.7.0 suffers from a Stored Cross Site Scripting (XSS) vulnerability within the POS Add Products functionality. This enables cookie stealing.","status":"published","published":"2021-05-05T13:15:07.787Z","modified":"2026-10-20T10:54:36.909198839Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T15:44:19.129331Z"}]}}