{"id":"CVE-2021-4031","aliases":["EUVD-2021-33932","GHSA-v62q-78f9-67xv"],"status":"published","title":"Syltek Insufficient Verification of Data Authenticity","description":"Syltek application before its 10.22.00 version, does not correctly check that a product ID has a valid payment associated to it. This could allow an attacker to forge a request and bypass the payment system by marking items as payed without any verification.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00475,"percentile":0.41403,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-345"],"published":"2022-03-18T17:59:06Z","modified":"2026-06-17T04:18:55Z","products":[{"vendor":"syltek","product":"syltek"}],"references":[{"url":"https://www.incibe-cert.es/en/early-warning/security-advisories/syltek-insufficient-verification-data-authenticity","tags":["x_refsource_CONFIRM","x_transferred","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-4031"},{"url":"https://github.com/advisories/GHSA-v62q-78f9-67xv"}],"sources":{"cve":[{"id":"CVE-2021-4031","title":"Syltek Insufficient Verification of Data Authenticity","description":"Syltek application before its 10.22.00 version, does not correctly check that a product ID has a valid payment associated to it. This could allow an attacker to forge a request and bypass the payment system by marking items as payed without any verification.","status":"published","published":"2022-03-18T17:59:06.904Z","modified":"2024-09-16T20:11:23.615Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"high","assessor":"cna"}],"cwes":["CWE-345"],"updated_at":"2026-11-02T14:33:08.045407Z"}],"euvd":[{"id":"EUVD-2021-33932","description":"Syltek application before its 10.22.00 version, does not correctly check that a product ID has a valid payment associated to it. This could allow an attacker to forge a request and bypass the payment system by marking items as payed without any verification.","status":"published","published":"2022-03-18T17:59:06Z","modified":"2024-09-16T20:11:23Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"high"}],"updated_at":"2026-11-03T00:55:16.297064Z"}],"ghsa":[{"id":"GHSA-v62q-78f9-67xv","title":"Syltek application before its 10.22.00 version, does not correctly check that a product ID has a...","description":"Syltek application before its 10.22.00 version, does not correctly check that a product ID has a valid payment associated to it. This could allow an attacker to forge a request and bypass the payment system by marking items as payed without any verification.","status":"published","published":"2022-03-19T00:00:59Z","modified":"2023-01-27T05:00:56Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"high"}],"cwes":["CWE-345"],"updated_at":"2026-11-02T14:41:46.892672Z"}],"nvd":[{"id":"CVE-2021-4031","description":"Syltek application before its 10.22.00 version, does not correctly check that a product ID has a valid payment associated to it. This could allow an attacker to forge a request and bypass the payment system by marking items as payed without any verification.","status":"published","published":"2022-03-18T18:15:11.697Z","modified":"2026-06-17T04:18:55.397Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"high","assessor":"secondary"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"high","assessor":"primary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:P/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-345"],"updated_at":"2026-11-02T14:07:05.581807Z"}]}}