What’s Vulnerable › Vulnerabilities

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

• Severity: high (CVSS 8.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2025-12-23 · updated 2026-06-17
• Weakness: CWE-639

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.

Affected products

• OrangeScrum: 1.8.0

References

• https://www.exploit-db.com/exploits/50551
• https://www.orangescrum.org/
• https://www.vulncheck.com/advisories/orangescrum-authenticated-privilege-escalation-via-user-session-manipulation

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