{"id":"CVE-2014-10067","aliases":["EUVD-2020-0624","GHSA-h698-r4hm-w94p"],"status":"published","title":"Validation Bypass in paypal-ipn","description":"paypal-ipn before 3.0.0 uses the `test_ipn` parameter (which is set by the PayPal IPN simulator) to determine if it should use the production PayPal site or the sandbox. With a bit of time, an attacker could craft a request using the simulator that would fool any application which does not explicitly check for test_ipn in production.","severity":{"version":"3.0","score":5.9,"vector":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.01129,"percentile":0.66595,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-287"],"published":"2018-05-29T20:00:00Z","modified":"2026-06-17T00:04:10Z","fixes":[{"ecosystem":"npm","package":"paypal-ipn","fixed_in":["3.0.0"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"npm","package":"paypal-ipn","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.0.0"}]}]},{"source":"osv","ecosystem":"npm","package":"paypal-ipn","ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"3.0.0"}]}]}],"products":[{"vendor":"hackerone","product":"paypal-ipn node module"},{"vendor":"paypal-ipn_project","product":"paypal-ipn"}],"references":[{"url":"https://github.com/andzdroid/paypal-ipn/issues/11","tags":["x_refsource_MISC","x_transferred","Issue Tracking","Third Party Advisory","web"]},{"url":"https://nodesecurity.io/advisories/26","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"https://www.npmjs.com/advisories/26","tags":["web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2014-10067","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-h698-r4hm-w94p"},{"url":"https://github.com/andzdroid/paypal-ipn","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2014-10067","description":"paypal-ipn before 3.0.0 uses the `test_ipn` parameter (which is set by the PayPal IPN simulator) to determine if it should use the production PayPal site or the sandbox. With a bit of time, an attacker could craft a request using the simulator that would fool any application which does not explicitly check for test_ipn in production.","status":"published","published":"2018-05-29T20:00:00Z","modified":"2024-09-17T00:11:12.478Z","updated_at":"2026-11-02T14:33:42.219637Z"}],"euvd":[{"id":"EUVD-2020-0624","description":"paypal-ipn before 3.0.0 uses the `test_ipn` parameter (which is set by the PayPal IPN simulator) to determine if it should use the production PayPal site or the sandbox. With a bit of time, an attacker could craft a request using the simulator that would fool any application which does not explicitly check for test_ipn in production.","status":"published","published":"2018-05-29T20:00:00Z","modified":"2024-09-17T00:11:12Z","updated_at":"2026-11-03T00:29:01.573177Z"}],"ghsa":[{"id":"GHSA-h698-r4hm-w94p","title":"Validation Bypass in paypal-ipn","description":"Versions 2.x.x and earlier of `paypal-ipn` are affected by a validation bypass vulnerability. \n\npaypal-ipn uses the `test_ipn` parameter (which is set by the PayPal IPN simulator) to determine if it should use the production PayPal site or the sandbox.\n\nA motivated attacker could craft a request string using the simulator to fool the application into entering the sandbox mode, potentially allowing purchases without valid payment.\n\n\n## Recommendation\n\nUpgrade to version 3.0.0 or later.","status":"published","published":"2020-08-31T22:54:56Z","modified":"2023-01-09T05:04:00Z","cvss":[{"version":"3.0","score":5.9,"vector":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"medium"}],"cwes":["CWE-287"],"updated_at":"2026-11-02T14:36:07.581563Z"}],"nvd":[{"id":"CVE-2014-10067","description":"paypal-ipn before 3.0.0 uses the `test_ipn` parameter (which is set by the PayPal IPN simulator) to determine if it should use the production PayPal site or the sandbox. With a bit of time, an attacker could craft a request using the simulator that would fool any application which does not explicitly check for test_ipn in production.","status":"published","published":"2018-05-29T20:29:00.22Z","modified":"2026-06-17T00:04:10.72Z","cvss":[{"version":"3.0","score":5.9,"vector":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":4.3,"vector":"AV:N/AC:M/Au:N/C:P/I:N/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-287"],"updated_at":"2026-11-02T14:02:59.001778Z"}],"osv":[{"id":"GHSA-h698-r4hm-w94p","title":"Validation Bypass in paypal-ipn","description":"Versions 2.x.x and earlier of `paypal-ipn` are affected by a validation bypass vulnerability. \n\npaypal-ipn uses the `test_ipn` parameter (which is set by the PayPal IPN simulator) to determine if it should use the production PayPal site or the sandbox.\n\nA motivated attacker could craft a request string using the simulator to fool the application into entering the sandbox mode, potentially allowing purchases without valid payment.\n\n\n## Recommendation\n\nUpgrade to version 3.0.0 or later.","status":"published","published":"2020-08-31T22:54:56Z","modified":"2023-11-08T03:57:33.713526Z","cvss":[{"version":"3.0","score":5.9,"vector":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"medium"}],"cwes":["CWE-287"],"updated_at":"2026-11-02T15:46:48.546324Z"}]}}