Stored Cross-Site Scripting in Projectsend by Projectsend Team
CVE-2021-47947

5.1MEDIUM

Key Information:

Vendor

Projectsend

Status
Projectsend
Vendor
CVE Published:
10 May 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2021-47947?

Projectsend r1295 has a vulnerability that allows authenticated attackers to exploit a stored cross-site scripting flaw. By submitting specially crafted input through the 'name' parameter in files-edit.php, attackers can embed malicious JavaScript. This script executes in the browsers of users who subsequently view the affected files, posing a significant risk to system administrators and potentially compromising user accounts and sensitive data.

Affected Version(s)

Projectsend r1295

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2021-47947 - Proof of Concept

References

https://www.exploit-db.com/exploits/50240
exploit
https://www.projectsend.org/
product
https://www.projectsend.org/download/387/
product

CVSS V4

Score:
5.1
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
Unknown

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

Abdullah Kala
.