CVE-2021-24953: Advanced iFrame < 2022 - Reflected Cross-Site Scripting

Severity: medium (CVSS 6.1 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.8% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2022-03-07 · updated 2026-06-17
Weakness: CWE-79

Description

The Advanced iFrame WordPress plugin before 2022 does not sanitise and escape the ai_config_id parameter before outputting it back in an admin page, leading to a Reflected Cross-Site Scripting issue

Affected products

mdempfle Advanced iFrame: before 2022 — fixed in 2022

How to fix

Upgrade to a fixed version: mdempfle Advanced iFrame 2022. Check the vendor advisory for mitigations.

References

https://wpscan.com/vulnerability/0529261d-65e1-4c64-b8ed-ecb7356d9067
https://wpscan.com/vulnerability/0529261d-65e1-4c64-b8ed-ecb7356d9067

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