Yansongda develops payment-processing software, with its exposure concentrating in the Pay product and reflecting weaknesses in authentication and identity verification mechanisms. This represents a narrowly scoped vendor profile; live severity, exploitation, and coverage counts are shown alongside this summary.
The number and severity of CVEs published that impact products developed by Yansongda over time
Signals from CVEs in this vendor scope (1 CVEs).
1 CVEs · Highest risk first
| CVE | Published | CVSS | Risk | KEV | Exploit |
|---|---|---|---|---|---|
CVE-2026-33661HIGH Pay is an open-source payment SDK extension package for various Chinese payment services. Prior to version 3.7.20, the `verify_wechat_sign()` function in `src/Functions.php` uncond | Mar 26, 2026 | 7.5 | 26 | NO | NO |
Signals from CVEs in this vendor scope (1 CVEs).
An overview of all social media posts that mention a CVE ID that affects a product developed by Yansongda.
Media articles that mention a CVE ID that affects a product developed by Yansongda — matched by CVE ID, not by vendor name.