CVE-2021-24937: Asset CleanUp < 1.3.8.5 - 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: 2022-02-01 · updated 2026-06-17
Weakness: CWE-79

Description

The Asset CleanUp: Page Speed Booster WordPress plugin before 1.3.8.5 does not escape the wpacu_selected_sub_tab_area parameter before outputting it back in an attribute in an admin page, leading to a Reflected Cross-Site Scripting issue

Affected products

Asset CleanUp: Page Speed Booster: before 1.3.8.5 — fixed in 1.3.8.5

How to fix

Upgrade to a fixed version: Asset CleanUp: Page Speed Booster 1.3.8.5. Check the vendor advisory for mitigations.

References

https://wpscan.com/vulnerability/dde3c119-dad9-4205-a931-d49bbf3b6b87
https://wpscan.com/vulnerability/dde3c119-dad9-4205-a931-d49bbf3b6b87

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