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CVE-2021-47986— Parse Server - Unreviewed Code Execution via Malicious Version Tags

Quick assessment

Affected
parse-community parse-server
Exploitation
Public or AI PoC available; prioritize validation
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Parse Platform Parse Server是Parse Platform组织开源的一个开源后端,可以部署到任何可以运行 Node.js 的基础设施。 Parse Platform Parse Server 4.10.0之前版本存在软件供应链问题漏洞，该漏洞源于供应链问题，错误的版本标签被推送到存储库链接到个人分叉中未审查的代码，攻击者可以通过在依赖关系声明中指定受影响的版本标签来执行未审查且可能恶意的代码。

CVSS 7.5 · High EPSS 0.12% · P2

Possible ATT&CK Techniques 1 AI

T1588.004 · Digital Certificates

Affected Version Matrix 2

VendorProduct Version RangeStatus
parse-community parse-server < 4.10.0 affected
4.10.0 unaffected
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I. Basic Information for CVE-2021-47986

Vulnerability Information
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Vulnerability Title
Parse Server - Unreviewed Code Execution via Malicious Version Tags
Source: CVE Program / CVE List V5
Vulnerability Description
Parse Server before 4.10.0 contains a supply chain vulnerability where incorrect version tags were pushed to the repository linking to unreviewed code in a personal fork. Attackers could exploit this by specifying affected version tags in dependency declarations to execute unreviewed and potentially malicious code.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
下载代码缺少完整性检查
Source: CVE Program / CVE List V5
Vulnerability Title
Parse Platform Parse Server 软件供应链问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Parse Platform Parse Server是Parse Platform组织开源的一个开源后端,可以部署到任何可以运行 Node.js 的基础设施。 Parse Platform Parse Server 4.10.0之前版本存在软件供应链问题漏洞，该漏洞源于供应链问题，错误的版本标签被推送到存储库链接到个人分叉中未审查的代码，攻击者可以通过在依赖关系声明中指定受影响的版本标签来执行未审查且可能恶意的代码。
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
parse-community parse-server 0 ~ 4.10.0 -

II. Public POCs for CVE-2021-47986

# POC Description Source Link Shenlong Link
AI-Generated POC Premium
Qwen3.6-35B-A3B · 5971 chars
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III. Intelligence Information for CVE-2021-47986

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Vendor Advisories for CVE-2021-47986 (1)

Other References for CVE-2021-47986 (1)

IV. Related Vulnerabilities

Same product: parse-server
Same vendor: parse-community
Same weakness: CWE-494

V. Comments for CVE-2021-47986

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