CVE-2021-27653
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I. Basic Information for CVE-2021-27653
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
Misconfiguration of the Pega Chat Access Group portal in Pega platform 7.4.0 - 8.5.x could lead to unintended data exposure.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
访问控制不恰当
Source: NVD (National Vulnerability Database)
Vulnerability Title
Pegasystem PEGA Platform 访问控制错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Pegasystem PEGA Platform是英国Pegasystem公司的一套应用程序开发平台。该平台用于开发BPM（业务流程管理）、案例管理、实时决策和CRM（客户关系管理）等应用程序。 Pega platform 7.4.0 - 8.5.x 中的Pega Chat Access Group portal 存在安全漏洞，该漏洞源于聊天访问组门户的错误配置可能导致意外的数据暴露。
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 |
|---|---|---|---|---|
| Pega Systems | Pega Infinity | >=7.4.0, <8.5.3 | - |
II. Public POCs for CVE-2021-27653
| # | POC Description | Source Link | Shenlong Link |
|---|
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No public POC found.
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IV. Related Vulnerabilities
Same product: Pega Infinity
- CVE-2026-1711
Pega Platform versions 8.1.0 through 25.1.1 are affected by - CVE-2026-1564
Pega Platform versions 8.1.0 through 25.1.1 are affected by - CVE-2025-62184
Pega Platform versions 8.1.0 through 25.1.0 are affected by - CVE-2025-62183
Pega Platform versions 8.1.0 through 25.1.1 are affected by - CVE-2025-62182
Pega Customer Service Framework versions 8.7.0 through 25.1.
Same weakness: CWE-284
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Avo: Broken Access Control: Unauthorized Execution of Arbitr - CVE-2026-41487
Langfuse: Improper role-based-access control in Langfuse LLM - CVE-2026-42278
UltraDAG: Smart Account Spending Policy Bypass via Pockets
V. Comments for CVE-2021-27653
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