CVE-2021-32639— Server-Side Request Forgery (SSRF) in emissary:emissary
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I. Basic Information for CVE-2021-32639
Vulnerability Information
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Vulnerability Title
Server-Side Request Forgery (SSRF) in emissary:emissary
Source: NVD (National Vulnerability Database)
Vulnerability Description
Emissary is a P2P-based, data-driven workflow engine. Emissary version 6.4.0 is vulnerable to Server-Side Request Forgery (SSRF). In particular, the `RegisterPeerAction` endpoint and the `AddChildDirectoryAction` endpoint are vulnerable to SSRF. This vulnerability may lead to credential leaks. Emissary version 7.0 contains a patch. As a workaround, disable network access to Emissary from untrusted sources.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:L/A:L
Source: NVD (National Vulnerability Database)
Vulnerability Type
服务端请求伪造(SSRF)
Source: NVD (National Vulnerability Database)
Vulnerability Title
Emissary 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Emissary是一个应用软件。一个基于P2P的数据驱动的工作流引擎，可在异构的可能广泛分布的多层P2P网络计算资源中运行。 Emissary 6.4.0存在安全漏洞，该漏洞源于RegisterPeerAction 端点和 AddChildDirectoryAction 端点容易受到 SSRF 的攻击。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| NationalSecurityAgency | emissary | <= 6.4.0 | - |
II. Public POCs for CVE-2021-32639
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|---|
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IV. Related Vulnerabilities
Same product: emissary
- CVE-2026-35582
Emissary has an OS Command Injection via Unvalidated IN_FILE - CVE-2026-35583
Emissary has a Path Traversal via Blacklist Bypass in Config - CVE-2026-35581
Emissary has a Command Injection via PLACE_NAME Configuratio - CVE-2026-35580
Emissary has GitHub Actions Shell Injection via Workflow Inp - CVE-2026-35571
Emissary has Stored XSS via Navigation Template Link Injecti
Same vendor: NationalSecurityAgency
- CVE-2026-35582
Emissary has an OS Command Injection via Unvalidated IN_FILE - CVE-2026-35583
Emissary has a Path Traversal via Blacklist Bypass in Config - CVE-2026-35581
Emissary has a Command Injection via PLACE_NAME Configuratio - CVE-2026-35580
Emissary has GitHub Actions Shell Injection via Workflow Inp - CVE-2026-35571
Emissary has Stored XSS via Navigation Template Link Injecti
Same weakness: CWE-918
- CVE-2026-8193
Akaunting Invoice PDF Rendering dompdf.php server-side reque - CVE-2026-44313
LinkWarden: Server-Side Request Forgery (SSRF) in Link Creat - CVE-2026-42352
pygeoapi 0.23.x: Unauthenticated SSRF via OGC API - Processe - CVE-2026-42346
Postiz: TOCTOU DNS rebinding bypasses all SSRF URL validatio - CVE-2026-42339
New API: SSRF Filter Bypass via 0.0.0.0
V. Comments for CVE-2021-32639
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