CVE-2023-53929 json
phpMyFAQ 3.1.12 CSV Injection via User Profile Export
published 2025-12-17 10 mo ago modified 2026-06-17 4 mo ago also GHSA-x2v3-9p22-w3x6 , EUVD-2023-60202
- cvss
- 8.8
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.5%
- EPSS 0.5% chance of exploitation in 30 days, percentile 45%
- public exploits
- 0
- none known
Summary
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.
CISA SSVC
- Exploitation
- Proof of concept is public
- Automatable
- no
- Technical impact
- partial
- Assessed
- 10 mo ago
Exploit prediction
0.54% chance of exploitation in the next 30 days, higher than 45% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- exploit-db.com https://www.exploit-db.com/exploits/51399 referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 4.0 | 6.2 | 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 |
| CNA | 3.1 | 8.8 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| CNA | 4.0 | 6.2 | 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 |
| NVD | 3.1 | 8.0 | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H |
| GitHub | 3.1 | 8.8 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
Affected packages
| ecosystem | package | affected | fixed in |
|---|---|---|---|
| packagist | thorsten/phpmyfaq | <=3.1.12 |
no fix listed |
| packagist | phpmyfaq/phpmyfaq | <=3.1.12 |
no fix listed |
Affected products
- Phpmyfaq phpMyFAQ
Classification
- Weakness
-
- CWE-1236 Improper Neutralization of Formula Elements in a CSV File
References
-
exploit-db.com
/exploits/51399
exploit, web, third-party-advisory
-
phpmyfaq.de
/
product
-
vulncheck.com
/advisories/phpmyfaq-csv-injection-via-user-profile-export
third-party-advisory, web
-
nvd.nist.gov
/vuln/detail/CVE-2023-53929
advisory
-
github.com
/thorsten/phpMyFAQ
package
-
phpmyfaq.de
web
Sources
- CVE List CVE-2023-53929
- GitHub Advisory GHSA-x2v3-9p22-w3x6
- NVD CVE-2023-53929
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