CVE-2021-24413: Easy Twitter Feed < 1.2 - Contributor+ Stored Cross-Site Scripting

Severity: medium (CVSS 5.4 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.7% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2021-10-18 · updated 2026-06-17
Weakness: CWE-79

Description

The Easy Twitter Feed WordPress plugin before 1.2 does not sanitise or validate the parameters from its shortcode, allowing users with a role as low as contributor to set Cross-Site Scripting payload in them which will be triggered in the page/s with the embed malicious shortcode

Affected products

Easy Twitter Feed: before 1.2 — fixed in 1.2

How to fix

Upgrade to a fixed version: Easy Twitter Feed 1.2. Check the vendor advisory for mitigations.

References

https://wpscan.com/vulnerability/ce6d17c3-6741-4c80-ab13-e1824960ae24
https://wpscan.com/vulnerability/ce6d17c3-6741-4c80-ab13-e1824960ae24

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