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OpenAdvisories
Medium · 6.7 CVE-2025-1862 EUVD-2025-31321GHSA-hwxg-x5fm-7m92

Authenticated Arbitrary File Upload in Multiple WSO2 Products via BPEL Uploader SOAP Service Leading to Remote Code Execution

Published Sep 26, 2025 · Updated Feb 26, 2026 · Assigned by WSO2

Description

An arbitrary file upload vulnerability exists in multiple WSO2 products due to improper validation of user-supplied filenames in the BPEL uploader SOAP service endpoint. A malicious actor with administrative privileges can upload arbitrary files to a user-controlled location on the server.

By leveraging this vulnerability, an attacker can upload a specially crafted payload and achieve remote code execution (RCE), potentially compromising the server and its data.

Affected products

VendorProductAffectedFixed
WSO2 WSO2 Enterprise Integrator 6.6.0 – < 6.6.0.215 6.6.0.215
WSO2 WSO2 Identity Server 5.10.0 – < 5.10.0.347, 5.11.0 – < 5.11.0.396, 6.0.0 – < 6.0.0.232, 6.1.0 – < 6.1.0.224 5.10.0.347
WSO2 WSO2 Open Banking IAM 2.0.0 – < 2.0.0.391 2.0.0.391
WSO2 WSO2 Identity Server as Key Manager 5.10.0 – < 5.10.0.340 5.10.0.340

References