CVE-2021-47721

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.

CVSS v3 8.8 HIGH

8.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://www.exploit-db.com/exploits/50551	Exploit
https://www.orangescrum.org/	Product
https://www.vulncheck.com/advisories/orangescrum-authenticated-privilege-escalation-via-user-session-manipulation	Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:orangescrum:orangescrum:1.8.0:*:*:*:*:*:*:*

History

31 Dec 2025, 21:44

Type	Values Removed	Values Added
First Time		Orangescrum Orangescrum orangescrum
CPE		cpe:2.3:a:orangescrum:orangescrum:1.8.0:::::::*
References	~~() https://www.exploit-db.com/exploits/50551 -~~	() https://www.exploit-db.com/exploits/50551 - Exploit
References	~~() https://www.orangescrum.org/ -~~	() https://www.orangescrum.org/ - Product
References	~~() https://www.vulncheck.com/advisories/orangescrum-authenticated-privilege-escalation-via-user-session-manipulation -~~	() https://www.vulncheck.com/advisories/orangescrum-authenticated-privilege-escalation-via-user-session-manipulation - Third Party Advisory

23 Dec 2025, 20:15

Type	Values Removed	Values Added
New CVE

Information

Published : 2025-12-23 20:15

Updated : 2025-12-31 21:44

NVD link : CVE-2021-47721

Mitre link : CVE-2021-47721

CVE.ORG link : CVE-2021-47721

JSON object : View

Products Affected

orangescrum

orangescrum

CWE

CWE-639

Authorization Bypass Through User-Controlled Key

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