CVE-2026-33661

Pay is an open-source payment SDK extension package for various Chinese payment services. Prior to version 3.7.20, the verifywechatsign 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...

CVE-2026-33661 WeChat Pay callback signature verification bypassed when Host header is localhost

Pay is an open-source payment SDK extension package for various Chinese payment services. Prior to version 3.7.20, the verifywechatsign 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...

CVE-2026-33661: Authentication Bypass by Spoofing

Pay is an open-source payment SDK extension package for various Chinese payment services. Prior to version 3.7.20, the verifywechatsign 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...

GHSA-GPX9-96J6-PP87 TaskWeaver has Protection Mechanism Failure and Server-Side Request Forgery (SSRF)

Summary This vulnerability allows a user to escape the container network isolation and access the host’s local services 127.0.0.1 bound on the host. The vulnerability is applicable only on the MacOS and Windows environments while using Docker Desktop, Containerd on Lima VM, or Podman. Details...

TaskWeaver has Protection Mechanism Failure and Server-Side Request Forgery (SSRF)

Summary This vulnerability allows a user to escape the container network isolation and access the host’s local services 127.0.0.1 bound on the host. The vulnerability is applicable only on the MacOS and Windows environments while using Docker Desktop, Containerd on Lima VM, or Podman. Details...