XSS in Wpematico Rss Feed Fetcher

CVE-2026-89005

The WPeMatico RSS Feed Fetcher WordPress plugin before 2.8.26 does not sanitise and escape one of its campaign configuration fields when a certain feature is enabled, which allows users with the Contributor role and above to perform Stored Cross-Site Scripting attacks that execute in the session of any higher-privileged user who later views the campaign.

Vulnerability class: XSS (Cross-Site Scripting)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 6.8 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.002 (13.7th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 14th percentile — 13.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2026-89005: held from 0.002 to 0.002.

EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: -0.000

Affected products

  • Wpematico Rss Feed Fetcher

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-89005?
CVE-2026-89005 is a medium-severity vulnerability in Wpematico Rss Feed Fetcher, classified under Cross-site Scripting. CVSS score: 6.8/10. Published 2026-09-24.
How severe is CVE-2026-89005?
Medium severity. CVSS v3 base score is 6.8 out of 10.