orangescrum 1.8.0 Session Cookie authorization

CVSS Meta Temp Score
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CTI Interest Score
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7.2$0-$5k0.00

Summaryinfo

A vulnerability was found in orangescrum 1.8.0. It has been rated as critical. The impacted element is an unknown function of the component Session Cookie Handler. The manipulation leads to authorization. This vulnerability is listed as CVE-2021-47721. The attack may be initiated remotely. In addition, an exploit is available.

Detailsinfo

A vulnerability was found in orangescrum 1.8.0 and classified as critical. This issue affects an unknown function of the component Session Cookie Handler. The manipulation with an unknown input leads to a authorization vulnerability. Using CWE to declare the problem leads to CWE-639. The system's authorization functionality does not prevent one user from gaining access to another user's data or record by modifying the key value identifying the data. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

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.

The weakness was presented by Hubert Wojciechowski as 50551. It is possible to read the advisory at exploit-db.com. The identification of this vulnerability is CVE-2021-47721 since 12/07/2025. The exploitation is known to be easy. The attack may be initiated remotely. Technical details are unknown but a public exploit is available.

The exploit is available at exploit-db.com. It is declared as proof-of-concept.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at Exploit-DB (50551). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 7.6
VulDB Meta Temp Score: 7.2

VulDB Base Score: 6.3
VulDB Temp Score: 5.7
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 8.8
CNA Vector (VulnCheck): 🔒

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Authorization
CWE: CWE-639 / CWE-285 / CWE-266
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Access: Public
Status: Proof-of-Concept
Download: 🔒

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Exploit-DB: 🔒

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

12/07/2025 CVE reserved
12/23/2025 +16 days Advisory disclosed
12/23/2025 +0 days VulDB entry created
12/23/2025 +0 days VulDB entry last update

Sourcesinfo

Advisory: 50551
Researcher: Hubert Wojciechowski
Status: Not defined

CVE: CVE-2021-47721 (🔒)
GCVE (CVE): GCVE-0-2021-47721
GCVE (VulDB): GCVE-100-337883
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 12/23/2025 22:22
Changes: 12/23/2025 22:22 (78)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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