What is CVE-2026-75920?

CVE-2026-75920 is a medium-severity vulnerability in Thorsten Phpmyfaq, classified under Insecure Temporary File. CVSS score: 5.3/10. Published 2026-08-19.

How severe is CVE-2026-75920?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Vulnerability in Thorsten Phpmyfaq

CVE-2026-75920

phpMyFAQ before v4.1.6 writes content backup ZIP archives to the web-accessible document root at content.zip, exposing sensitive files including database credentials. Unauthenticated attackers can race concurrent requests to download the temporary ZIP file before deletion, or exploit XSS in admin contexts to trigger authenticated backups and retrieve the archive.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N.

Affected products

Thorsten Phpmyfaq

Weakness classification (CWE)

CWE-377 — Insecure Temporary File

References

disclosure@vulncheck.com (vendor-advisory)
disclosure@vulncheck.com (third-party-advisory)

Frequently asked questions

What is CVE-2026-75920?: CVE-2026-75920 is a medium-severity vulnerability in Thorsten Phpmyfaq, classified under Insecure Temporary File. CVSS score: 5.3/10. Published 2026-08-19.
How severe is CVE-2026-75920?: Medium severity. CVSS v3 base score is 5.3 out of 10.