{"id":"CVE-2026-105850","aliases":["EUVD-2026-93493","GHSA-8r29-2mp2-pmrw"],"status":"published","title":"Payload: Order confirmation validation issue in Payload Ecommerce","description":"Payload is a free and open source headless content management system. In @payloadcms/plugin-ecommerce versions before 3.90.0 and canary versions before 4.0.0-canary.34, use of the Stripe payment adapter can allow a Stripe order confirmation to be processed more than once under certain conditions. This issue is fixed in versions 3.90.0 and 4.0.0-canary.34.","severity":{"version":"4.0","score":8.8,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.00308,"percentile":0.23996,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-837"],"published":"2026-10-06T16:11:54Z","modified":"2026-10-28T02:30:53Z","fixes":[{"ecosystem":"npm","package":"@payloadcms/plugin-ecommerce","fixed_in":["3.90.0","4.0.0-canary.34"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"npm","package":"@payloadcms/plugin-ecommerce","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.90.0"}]}]},{"source":"ghsa","ecosystem":"npm","package":"@payloadcms/plugin-ecommerce","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"4.0.0-canary.0"},{"fixed":"4.0.0-canary.34"}]}]},{"source":"osv","ecosystem":"npm","package":"@payloadcms/plugin-ecommerce","ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"3.90.0"}]}]},{"source":"osv","ecosystem":"npm","package":"@payloadcms/plugin-ecommerce","ranges":[{"type":"SEMVER","events":[{"introduced":"4.0.0-canary.0"},{"fixed":"4.0.0-canary.34"}]}]}],"products":[{"vendor":"@payloadcms","product":"plugin-ecommerce"},{"vendor":"payloadcms","product":"payload"}],"references":[{"url":"https://github.com/payloadcms/payload/security/advisories/GHSA-8r29-2mp2-pmrw","tags":["x_refsource_CONFIRM","Vendor Advisory","advisory","web"]},{"url":"https://github.com/payloadcms/payload/commit/6c0c4dc9b4ce1ac87b03fbb5dd7356b8559cbc4e","tags":["x_refsource_MISC","Patch","fix","web"]},{"url":"https://github.com/payloadcms/payload/releases/tag/v3.90.0","tags":["x_refsource_MISC","Patch","Release Notes","web"]},{"url":"https://github.com/advisories/GHSA-8r29-2mp2-pmrw"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/105xxx/CVE-2026-105850.json","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-105850","tags":["advisory"]},{"url":"https://github.com/payloadcms/payload","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2026-105850","title":"Payload: Order confirmation validation issue in Payload Ecommerce","description":"Payload is a free and open source headless content management system. In @payloadcms/plugin-ecommerce versions before 3.90.0 and canary versions before 4.0.0-canary.34, use of the Stripe payment adapter can allow a Stripe order confirmation to be processed more than once under certain conditions. This issue is fixed in versions 3.90.0 and 4.0.0-canary.34.","status":"published","published":"2026-10-06T16:11:54.196Z","modified":"2026-10-06T16:28:23.101Z","cvss":[{"version":"4.0","score":8.8,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N","level":"high","assessor":"cna"}],"cwes":["CWE-837"],"updated_at":"2026-11-02T14:19:56.755658Z"}],"euvd":[{"id":"EUVD-2026-93493","description":"Payload is a free and open source headless content management system. In @payloadcms/plugin-ecommerce versions before 3.90.0 and canary versions before 4.0.0-canary.34, use of the Stripe payment adapter can allow a Stripe order confirmation to be processed more than once under certain conditions. This issue is fixed in versions 3.90.0 and 4.0.0-canary.34.","status":"published","published":"2026-10-06T16:11:54Z","modified":"2026-10-06T16:28:23Z","cvss":[{"version":"4.0","score":8.8,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N","level":"high"}],"updated_at":"2026-11-02T17:27:37.480805Z"}],"ghsa":[{"id":"GHSA-8r29-2mp2-pmrw","title":"Payload Ecommerce has an order confirmation validation issue","description":"## Impact\nWhen using the Stripe payment adapter, an order confirmation could be processed more than once under certain conditions.\n\nYou are affected if:\n- You use `@payloadcms/plugin-ecommerce` with the Stripe payment adapter.\n\nDeployments that do not use the Stripe payment flow are not affected.\n\n## Patches\nUsers should upgrade Payload packages to `\u003e= 3.90.0` or `\u003e= 4.0.0-canary.34`.\n\n## Workarounds\nEnsure Stripe order confirmations can only be processed once. This is a temporary mitigation; upgrading to a patched version is recommended.","status":"published","published":"2026-10-06T16:17:54Z","modified":"2026-10-06T16:17:55Z","cvss":[{"version":"4.0","score":8.8,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N","level":"high"}],"cwes":["CWE-837"],"updated_at":"2026-11-02T14:41:27.036917Z"}],"nvd":[{"id":"CVE-2026-105850","description":"Payload is a free and open source headless content management system. In @payloadcms/plugin-ecommerce versions before 3.90.0 and canary versions before 4.0.0-canary.34, use of the Stripe payment adapter can allow a Stripe order confirmation to be processed more than once under certain conditions. This issue is fixed in versions 3.90.0 and 4.0.0-canary.34.","status":"published","published":"2026-10-06T17:17:20.693Z","modified":"2026-10-15T00:12:52.177Z","cvss":[{"version":"4.0","score":8.8,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"high","assessor":"secondary"},{"version":"3.1","score":8.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:L","level":"high","assessor":"primary"}],"cwes":["CWE-837"],"updated_at":"2026-11-02T14:12:54.486849Z"}],"osv":[{"id":"CVE-2026-105850","title":"Payload: Order confirmation validation issue in Payload Ecommerce","description":"Payload is a free and open source headless content management system. In @payloadcms/plugin-ecommerce versions before 3.90.0 and canary versions before 4.0.0-canary.34, use of the Stripe payment adapter can allow a Stripe order confirmation to be processed more than once under certain conditions. This issue is fixed in versions 3.90.0 and 4.0.0-canary.34.","status":"published","published":"2026-10-06T16:11:54.196Z","modified":"2026-10-28T02:30:53.847261185Z","cvss":[{"version":"4.0","score":8.8,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N","level":"high"}],"cwes":["CWE-837"],"updated_at":"2026-11-02T15:44:54.583213Z"},{"id":"GHSA-8r29-2mp2-pmrw","title":"Payload Ecommerce has an order confirmation validation issue","description":"## Impact\nWhen using the Stripe payment adapter, an order confirmation could be processed more than once under certain conditions.\n\nYou are affected if:\n- You use `@payloadcms/plugin-ecommerce` with the Stripe payment adapter.\n\nDeployments that do not use the Stripe payment flow are not affected.\n\n## Patches\nUsers should upgrade Payload packages to `\u003e= 3.90.0` or `\u003e= 4.0.0-canary.34`.\n\n## Workarounds\nEnsure Stripe order confirmations can only be processed once. This is a temporary mitigation; upgrading to a patched version is recommended.","status":"published","published":"2026-10-06T16:17:54Z","modified":"2026-10-06T16:30:04.326256961Z","cvss":[{"version":"4.0","score":8.8,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N","level":"high"}],"cwes":["CWE-837"],"updated_at":"2026-11-02T15:46:42.78452Z"}]}}