What is CVE-2017-18611?

CVE-2017-18611 is a medium-severity vulnerability in Magicfields Magic Fields, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2019-09-10.

How severe is CVE-2017-18611?

Medium severity. CVSS v3 base score is 6.1 out of 10.

Is CVE-2017-18611 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

XSS in Magicfields Magic Fields

CVE-2017-18611

The magic-fields plugin before 1.7.2 for WordPress has XSS via the RCCWP_CreateCustomFieldPage.php custom-field-css parameter.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2019-09-10 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.012 (66.8th percentile), scored 2026-10-23.

Low probability of exploitation in the next 30 days, but still tracked. 67th percentile — 66.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.012 · newest: 0.012 · change: 0.000

Affected products

Magicfields Magic Fields

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

Public proof-of-concept exploits

20142995/nuclei-templates

References

wordpress.org/plugins/magic-fields/ (Third Party Advisory, Release Notes)
sumofpwn.nl/advisory/2016/cross_site_scripting_in_magic_fields_1_wordpress_plug… (Exploit, Patch, Third Party Advisory)

Frequently asked questions

What is CVE-2017-18611?: CVE-2017-18611 is a medium-severity vulnerability in Magicfields Magic Fields, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2019-09-10.
How severe is CVE-2017-18611?: Medium severity. CVSS v3 base score is 6.1 out of 10.
Is CVE-2017-18611 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.