ProjectSend r1605 CSV Injection via User Account Export Functionality

Advisories

severity: medium
date: December 17, 2025
Affecting: projectSend r1605
CVE: CVE-2023-53905
CWE: CWE-1236 Improper Neutralization of Formula Elements in a CSV File
CVSS: 6.2
CVSS V4 Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:N/VI:N/VA:N/SC:H/SI:H/SA:N
References: ExploitDB-51517
Official Product Homepage
Credit: Mirabbas Ağalarov
Description: ProjectSend r1605 contains a CSV injection vulnerability that allows authenticated users to inject malicious formulas into user profile names. Attackers can craft payloads like =calc|a!z| in the name field to trigger code execution when administrators export action logs as CSV files.