Vulnerability · Published Dec 17, 2025 · Assigned by VulnCheck
CVE-2023-53905ProjectSend r1605 CSV Injection via User Account Export Functionality
High 8.0
In plain English
A high-severity security flaw in projectSend from projectSend. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.5% (higher than 43% of all known vulnerabilities).
Severity (CVSS 3.1)8.0High
Exploit odds (30 days)0.5%top 56.8% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official 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.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| projectSend | projectSend | r1605 |
Weakness: CWE-1236 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
References
- ExploitDB-51517 exploit
- Official Product Homepage product
- VulnCheck Advisory: ProjectSend r1605 CSV Injection via User Account Export Functionality third-party-advisory