CVE-2023-53905

HIGH
Published Dec 17, 2025 Modified Dec 27, 2025 CWE-1236

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.

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CVSS v3.1 Score

8.0
HIGH
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H

Weakness Type (CWE)

CWE-1236 CWE-1236

Affected Products

Vendor Product
projectsend projectsend

References

Frequently Asked Questions

What is CVE-2023-53905? +
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. It has a CVSS v3.1 base score of 8.0 (HIGH).
How severe is CVE-2023-53905? +
CVE-2023-53905 has a CVSS v3.1 score of 8.0 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.
What products are affected by CVE-2023-53905? +
CVE-2023-53905 affects products from projectsend, specifically: projectsend. Check the affected products table above for specific version ranges.
How do I check if I'm vulnerable to CVE-2023-53905? +
You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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