What is CVE-2019-10027?

CVE-2019-10027 is a medium-severity vulnerability in Phpcms, classified under Cross-site Scripting. CVSS score: 4.8/10. Published 2019-03-25.

How severe is CVE-2019-10027?

Medium severity. CVSS v3 base score is 4.8 out of 10.

XSS in Phpcms

CVE-2019-10027

PHPCMS 9.6.x through 9.6.3 has XSS via the mailbox (aka E-mail) field on the personal information screen.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2019-03-25 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 4.8 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.007 (53.6th percentile), scored 2026-10-25.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 54th percentile — 53.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: 0.000

Affected products

Phpcms

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

sharemice.github.io/phpcms_xss/ (Exploit, Third Party Advisory)
github.com/sharemice/phpcms_xss/blob/master/index.html (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2019-10027?: CVE-2019-10027 is a medium-severity vulnerability in Phpcms, classified under Cross-site Scripting. CVSS score: 4.8/10. Published 2019-03-25.
How severe is CVE-2019-10027?: Medium severity. CVSS v3 base score is 4.8 out of 10.