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cpe:2.3:a:yansongda:pay:*:*:*:*:*:*:*:*

part: a version: * update: *

VendorYansongda (ed55d5a4-71f4-55c6-914c-b59bf24d7dde)
ProductPay (da3f91cc-a202-5744-905e-1667a84a573e)
Edition*
Language*
Software edition*
Target software*
Target hardware*
Other*

Notes

Imported from purl2cpe mapping

PURL mappings

PURLSourceLast updated
pkg:composer/yansongda/pay purl2cpe 2026-06-01 10:16:14.902773
pkg:gitee/yansongda/pay purl2cpe 2026-06-01 10:16:14.902775
pkg:github/yansongda/pay purl2cpe 2026-06-01 10:16:14.902776

Vulnerability references

IdentifiercpeApplicabilitySubmitteddb.gcve.eu detailsRationale
CVE:CVE-2026-33661 vulnerable 2026-06-08 07:59:10.551472 WeChat Pay callback signature verification bypassed when Host header is localhost
HIGH (8.6)
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` unconditionally skips all signature verification when the PSR-7 request reports `localhost` as the host. An attacker can exploit this by sending a crafted HTTP request to the WeChat Pay callback endpoint with a `Host: localhost` header, bypassing the RSA signature check entirely. This allows forging fake WeChat Pay payment success notifications, potentially causing applications to mark orders as paid without actual payment. Version 3.7.20 fixes the issue.
Published: 2026-03-26T21:05:22.607Z
Updated: 2026-03-27T20:00:56.285Z
Reference links
Imported from gcve-enriched-dumps CVE data

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