CVE-2026-15753 in xianyu-auto-reply
Summary
by MITRE • 07/15/2026
A vulnerability was determined in zhinianboke xianyu-auto-reply on Server. Affected by this vulnerability is an unknown functionality of the file /api/v1/payment/withdraw/review?action=approve. Executing a manipulation can lead to trusting http permission methods on the server side. The attack may be launched remotely. The exploit has been publicly disclosed and may be utilized. This patch is called 19fc3282a1bb78a05c34945c088525d20e081cbd. It is best practice to apply a patch to resolve this issue.
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Analysis
by VulDB Data Team • 07/15/2026
This vulnerability resides within the zhinianboke xianyu-auto-reply server application where an insecure direct object reference flaw exists in the payment withdrawal review functionality. The specific endpoint /api/v1/payment/withdraw/review?action=approve represents a critical attack surface that allows unauthorized manipulation of withdrawal approval processes. The vulnerability stems from insufficient input validation and access control mechanisms that permit arbitrary parameter manipulation, enabling attackers to bypass normal authorization checks and potentially approve fraudulent withdrawal requests.
The technical implementation flaw involves the server's handling of the action parameter within the payment withdrawal review API endpoint. When an attacker sends a manipulated request with the approve action flag, the system fails to properly authenticate or authorize the request before executing the approval process. This represents a classic case of insufficient authorization controls that can be categorized under CWE-285: Improper Authorization, which directly maps to the ATT&CK technique T1078.004: Valid Accounts - Cloud Accounts where attackers leverage compromised credentials or exploit weak access controls to gain elevated privileges.
The operational impact of this vulnerability extends beyond simple financial loss as it compromises the entire payment processing workflow and can lead to unauthorized fund transfers, account takeovers, and potential data breaches. Remote exploitation capabilities mean that attackers can execute this attack without physical access to the system, making it particularly dangerous for online services handling sensitive financial transactions. The publicly disclosed exploit availability significantly increases the risk surface and likelihood of successful attacks against unpatched systems.
Security mitigation requires immediate application of the provided patch identified by the commit hash 19fc3282a1bb78a05c34945c088525d20e081cbd, which should properly validate user permissions and implement robust input sanitization for all parameters in the payment withdrawal review endpoint. Organizations should also implement additional security controls including request rate limiting, enhanced logging of payment transaction activities, and regular penetration testing to identify similar authorization flaws across the application's API surface. The remediation process must also include comprehensive access control reviews and implementation of principle of least privilege enforcement across all payment processing functions.