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CVE-2021-47721— Orangescrum 1.8.0 Authenticated Privilege Escalation via User Session Manipulation

Quick assessment

Affected
Orangescrum orangescrum
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

OrangeScrum是美国OrangeScrum公司的一款简单但功能强大的免费开源项目管理软件。 OrangeScrum 1.8.0版本存在安全漏洞，该漏洞源于会话cookie处理不当，可能导致权限提升。

CVSS 8.8 · High EPSS 0.46% · P37

Possible ATT&CK Techniques 1 AI

T1078 · Valid Accounts
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I. Basic Information for CVE-2021-47721

Vulnerability Information
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Vulnerability Title
Orangescrum 1.8.0 Authenticated Privilege Escalation via User Session Manipulation
Source: CVE Program / CVE List V5
Vulnerability Description
Orangescrum 1.8.0 contains a privilege escalation vulnerability that allows authenticated users to take over other project-assigned accounts by manipulating session cookies. Attackers can extract the victim's unique ID from the page source and replace their own session cookie to gain unauthorized access to another user's account.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
通过用户控制密钥绕过授权机制
Source: CVE Program / CVE List V5
Vulnerability Title
OrangeScrum 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
OrangeScrum是美国OrangeScrum公司的一款简单但功能强大的免费开源项目管理软件。 OrangeScrum 1.8.0版本存在安全漏洞，该漏洞源于会话cookie处理不当，可能导致权限提升。
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
Orangescrum orangescrum 1.8.0 -

II. Public POCs for CVE-2021-47721

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III. Intelligence Information for CVE-2021-47721

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Vendor Advisories for CVE-2021-47721 (1)

Same Patch Batch · Orangescrum · 2025-12-23 · 3 CVEs total

CVE-2021-47720 7.1 HIGH Orangescrum 1.8.0 Authenticated SQL Injection via Multiple Parameters
CVE-2021-47716 5.4 MEDIUM Orangescrum 1.8.0 Cross-Site Scripting via Authenticated Endpoints

IV. Related Vulnerabilities

Same product: orangescrum
Same vendor: Orangescrum
Same weakness: CWE-639

V. Comments for CVE-2021-47721

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