What is CVE-2017-15727?

CVE-2017-15727 is a medium-severity vulnerability in Phpmyfaq, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2017-10-22.

How severe is CVE-2017-15727?

Medium severity. CVSS v3 base score is 5.4 out of 10.

XSS in Phpmyfaq

CVE-2017-15727

In phpMyFAQ before 2.9.9, there is Stored Cross-site Scripting (XSS) via an HTML attachment.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2017-10-22 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.018 (78.3th percentile), scored 2026-10-24.

Low probability of exploitation in the next 30 days, but still tracked. 78th percentile — 78.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.018 · newest: 0.018 · change: 0.000

Affected products

Phpmyfaq

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

www.exploit-db.com/exploits/43063/ (Exploit, VDB Entry, Third Party Advisory, exploit)
github.com/thorsten/phpMyFAQ/commit/5c3e4f96ff0ef6b91a3f0aa64eb28197c5cf5435 (Patch, Third Party Advisory)

Frequently asked questions

What is CVE-2017-15727?: CVE-2017-15727 is a medium-severity vulnerability in Phpmyfaq, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2017-10-22.
How severe is CVE-2017-15727?: Medium severity. CVSS v3 base score is 5.4 out of 10.