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.
Published · last modified .
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.
EPSS exploit prediction
EPSS: 0.005 (43.1th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 43rd percentile — 43.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: +0.000
Affected products
- Phpmyfaq — versions 3.1.12
Weakness classification (CWE)
References
- www.exploit-db.com/exploits/51399 (Exploit, Third Party Advisory, exploit)
- www.phpmyfaq.de/ (Product, product)
- www.vulncheck.com/advisories/phpmyfaq-csv-injection-via-user-profile-export (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.