CVE-2023-53905

Name: CVE-2023-53905
Creator: NVD / NIST
Published: 2025-12-17T23:15:48.57+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.2/10EPSS 0.41%

Last modified Jun 17, 2026

CVE-2023-53905 is a medium-severity vulnerability rated 6.2/10 on the CVSS scale. 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.. EPSS estimates a 0.41% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1

8/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H

CVSS 4.0

6.2/10

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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

EPSS Probability

0.41%

32.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-1236

Affected Software

Vendor	Product	Versions
Projectsend	Projectsend	r1605

References

https://www.exploit-db.com/exploits/51517Exploit, Third Party Advisory
https://www.projectsend.org/Product
https://www.vulncheck.com/advisories/projectsend-csv-injection-via-user-account-export-functionalityThird Party Advisory
https://www.exploit-db.com/exploits/51517Exploit, Third Party Advisory

Timeline

Published: Dec 17, 2025
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-53905?

How severe is CVE-2023-53905?

CVE-2023-53905 has a CVSS score of 6.2/10 (MEDIUM severity). The EPSS model estimates a 0.41% probability of exploitation in the next 30 days.

How do I fix CVE-2023-53905?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-53905?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST