CVE-2022-0189: WP RSS Aggregator < 4.20 - Reflected Cross-Site Scripting (XSS)

Severity: medium (CVSS 6.1 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 2.2% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2022-02-28 · updated 2026-06-17
Weakness: CWE-79

Description

The WP RSS Aggregator WordPress plugin before 4.20 does not sanitise and escape the id parameter in the wprss_fetch_items_row_action AJAX action before outputting it back in the response, leading to a Reflected Cross-Site Scripting

Affected products

WP RSS Aggregator – News Feeds, Autoblogging, Youtube Video Feeds and More: before 4.20 — fixed in 4.20

How to fix

Upgrade to a fixed version: WP RSS Aggregator – News Feeds, Autoblogging, Youtube Video Feeds and More 4.20. Check the vendor advisory for mitigations.

References

https://plugins.trac.wordpress.org/changeset/2659298
https://wpscan.com/vulnerability/52a71bf1-b8bc-479e-b741-eb8fb9685014
https://plugins.trac.wordpress.org/changeset/2659298
https://wpscan.com/vulnerability/52a71bf1-b8bc-479e-b741-eb8fb9685014

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