High severity · published Dec 17, 2025
CVE-2023-53905
ProjectSend r1605 CSV Injection via User Account Export Functionality
8.0
CVSS
0.5%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.5% · higher than 43% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
PR
projectSend · projectSend
r1605 · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-53905
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-53905
Exploit
https://www.exploit-db.com/exploits/51517
Product
https://www.projectsend.org/
Third Party Advisory
https://www.vulncheck.com/advisories/projectsend-csv-injection-via-user-account-export-functionality
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