What is CVE-2023-53929?

CVE-2023-53929 is a high-severity vulnerability in Phpmyfaq, classified under Improper Neutralization of Formula Elements in a CSV File. CVSS score: 8.8/10. Published 2025-12-17.

How severe is CVE-2023-53929?

High severity. CVSS v3 base score is 8.8 out of 10.

Vulnerability in Phpmyfaq

CVE-2023-53929

phpMyFAQ 3.1.12 contains a CSV injection vulnerability that allows authenticated users to inject malicious formulas into their profile names. Attackers can modify their user profile name with a payload like 'calc|a!z|' to trigger code execution when an administrator exports user data as a CSV file.

EPSS: 0.005 (37.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Phpmyfaq — versions 3.1.12

Weakness classification (CWE)

CWE-1236 — Improper Neutralization of Formula Elements in a CSV File

References

disclosure@vulncheck.com (Exploit, Third Party Advisory, exploit)
disclosure@vulncheck.com (Product, product)
disclosure@vulncheck.com (Third Party Advisory, third-party-advisory)

Frequently asked questions

What is CVE-2023-53929?: CVE-2023-53929 is a high-severity vulnerability in Phpmyfaq, classified under Improper Neutralization of Formula Elements in a CSV File. CVSS score: 8.8/10. Published 2025-12-17.
How severe is CVE-2023-53929?: High severity. CVSS v3 base score is 8.8 out of 10.