CVE-2023-53929

Name: CVE-2023-53929
Creator: NVD / NIST
Published: 2025-12-17T23:15:52.343+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.2/10EPSS 0.44%

Last modified Jun 17, 2026

CVE-2023-53929 is a medium-severity vulnerability rated 6.2/10 on the CVSS scale. 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 estimates a 0.44% chance of exploitation in the next 30 days.

Description

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.

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

0.44%

35.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-1236

Affected Software

Vendor	Product	Versions
Phpmyfaq	Phpmyfaq	3.1.12

References

https://www.exploit-db.com/exploits/51399Exploit, Third Party Advisory
https://www.phpmyfaq.de/Product
https://www.vulncheck.com/advisories/phpmyfaq-csv-injection-via-user-profile-exportThird Party Advisory
https://www.exploit-db.com/exploits/51399Exploit, Third Party Advisory

Timeline

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

Frequently Asked Questions

What is CVE-2023-53929?

How severe is CVE-2023-53929?

CVE-2023-53929 has a CVSS score of 6.2/10 (MEDIUM severity). The EPSS model estimates a 0.44% probability of exploitation in the next 30 days.

How do I fix CVE-2023-53929?

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-2023-53929?

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

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Source: NVD / NIST