Highlights
Auth Bypass: 2 prior fixes. Scrutinize any change in this area.
AlipayPCServiceImpl.java: most-fixed (1 issue). Treat as high-risk during review.
2 high-severity fixes in this history; regressions here are high-impact.
Recurring patterns
The bug types that recur here, drawn from past fixes, not open vulnerabilities.
Auth Bypass: The Alipay PC payment implementation previously returned hardcoded values instead of executing actual signature and notify_id verification logic, allowing malicious actors to bypass payment validation.
Auth Bypass: Payment notification processing for Alipay App payments failed to properly validate incoming cryptographic signatures, creating a transaction spoofing risk.