{"id":"CVE-2026-91076","title":"The Robokassa payment gateway for Woocommerce WordPress plugin before 1.9.0 does not verify the authenticity of an incoming payment-notification request before acting on the order named in it, allowing unauthenticated attackers to force …","summary":"The Robokassa payment gateway for Woocommerce WordPress plugin before 1.9.0 does not verify the authenticity of an incoming payment-notification request before acting on the order named in it, allowing unauthenticated attackers to force …","severity":"medium","cvss":5.3,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","cwe":["CWE-862"],"product":"Robokassa payment gateway for Woocommerce","affected":["robokassa_payment_gateway_for_woocommerce < 1.9.0"],"published":"2026-10-14","updated":"2026-10-15","sourceUpdated":"2026-10-15T11:18:03.310","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-91076","references":[{"url":"https://wpscan.com/vulnerability/9ba439de-33e3-4d79-b54a-8bf098e89f5f/","label":"contact@wpscan.com"}],"tags":["nvd","cve.org"],"epss":0.00239,"epssPercentile":0.14876,"ssvc":{"exploitation":"none","automatable":"yes","technicalImpact":"partial","timestamp":"2026-10-15T10:32:35.499292Z"},"ingestedAt":"2026-10-14T07:21:04.846Z","slug":"CVE-2026-91076","body":"## Overview\n\nThe Robokassa payment gateway for Woocommerce WordPress plugin before 1.9.0 does not verify the authenticity of an incoming payment-notification request before acting on the order named in it, allowing unauthenticated attackers to force any WooCommerce order into a failed state. Order identifiers are sequential, so every order in the shop can be taken out of the fulfilment queue one request at a time.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":29,"depthScoreParts":{"impact":29.2,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[{"seq":222142,"id":"CVE-2026-91076","ts":1792062092124,"field":"cvss","old":null,"new":"5.3"},{"seq":222141,"id":"CVE-2026-91076","ts":1792062092124,"field":"severity","old":"none","new":"medium"}]}