CVE-2021-47721

HIGH

Orangescrum - IDOR

Title source: rule

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.

Exploits (1)

exploitdb WORKING POC
by Hubert Wojciechowski · textwebappsmultiple
https://www.exploit-db.com/exploits/50551

Scores

CVSS v3 8.8
EPSS 0.0002
EPSS Percentile 6.5%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact total

Details

CWE
CWE-639
Status published
Products (1)
orangescrum/orangescrum 1.8.0
Published Dec 23, 2025
Tracked Since Feb 18, 2026