What is CVE-2018-16259?

CVE-2018-16259 is a medium-severity vulnerability in Soflyy Wp All Import, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2019-04-12.

How severe is CVE-2018-16259?

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

XSS in Soflyy Wp All Import

CVE-2018-16259

There is an XSS vulnerability in WP All Import plugin 3.4.9 for WordPress via pmxi-admin-settings large_feed_limit. NOTE: The vendor states that this is not a vulnerability. WP All Import is only able to be used by a logged in administrator, and the action described can only be taken advantage of by a logged in administrator

Vulnerability class: XSS (Cross-Site Scripting)

Published 2019-04-12 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.009 (57.7th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 58th percentile — 57.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · change: 0.000

Affected products

Soflyy Wp All Import — versions 3.4.9

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

docs.google.com/document/d/1Lfk0YQMIhlMCOOvVRX8HkU6C50s9QSW7C-9gnNmzsHY/edit (Permissions Required, Third Party Advisory)
ansawaf.blogspot.com/2019/04/xss-in-import-any-xml-or-csv-file-for.html (Third Party Advisory)

Frequently asked questions

What is CVE-2018-16259?: CVE-2018-16259 is a medium-severity vulnerability in Soflyy Wp All Import, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2019-04-12.
How severe is CVE-2018-16259?: Medium severity. CVSS v3 base score is 6.1 out of 10.