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 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.
Advisories

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Fixes

Solution

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Workaround

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History

Thu, 15 Oct 2026 13:30:00 +0000

Type Values Removed Values Added
Weaknesses CWE-862
Metrics cvssV3_1

{'score': 5.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N'}


Thu, 15 Oct 2026 07:00:00 +0000

Type Values Removed Values Added
Weaknesses CWE-284

Wed, 14 Oct 2026 16:15:00 +0000

Type Values Removed Values Added
Weaknesses CWE-284

Wed, 14 Oct 2026 06:45:00 +0000

Type Values Removed Values Added
Description 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 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.
Title Robokassa payment for WooCommerce < 1.9.0 - Unauthenticated Arbitrary Order Status Change to Failed
References

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: WPScan

Published:

Updated: 2026-10-15T10:32:38.491Z

Reserved: 2026-09-14T17:21:23.582Z

Link: CVE-2026-91076

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Deferred

Published: 2026-10-14T07:17:04.933

Modified: 2026-10-15T11:18:03.310

Link: CVE-2026-91076

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-10-16T00:30:14Z

Weaknesses