CVE-2021-24983: The Asset CleanUp: Page Speed Booster WordPress plugin before 1.3.8.5 does not sanitise and escape POSted para

Q: How do I fix CVE-2021-24983?

page speed booster project: upgrade to 1.3.8.5. Exact commands for each OS are on this page.

Q: Is CVE-2021-24983 being exploited?

CVE-2021-24983 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2021-24983 affect?

CVE-2021-24983 affects page speed booster project. Severity is medium (CVSS 6.1). The Asset CleanUp: Page Speed Booster WordPress plugin before 1.3.8.5 does not sanitise and escape POSted parameters sent to the wpassetcleanup_fetch_active_plugins_icons AJAX action (available to admin users), leading to a Reflected Cross-

Q: How urgent is CVE-2021-24983?

Priority 41/100. Public exploit reference

This month

MEDIUM 6.1UPGRADE

CVE-2021-24983 is a medium-severity flaw (CVSS 6.1) affecting page speed booster project. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The Asset CleanUp: Page Speed Booster WordPress plugin before 1.3.8.5 does not sanitise and escape POSted parameters sent to the wpassetcleanup_fetch_active_plugins_icons AJAX action (available to admin users), leading to a Reflected Cross-Site Scripting issue

Why this priority

Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	6.1 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.8% (top 43%)
CISA exploited list	No
Weakness	CWE-79
Published	2022-02-01
Last modified	2026-06-17

Publisher (CNA): WPScan · Vendor: asset cleanup\

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2022-02-01 13:15 UTCPublished CVE record published
2026-06-17 03:41 UTCUpdated Record last modified

asset cleanup\ page speed booster project UPGRADE

Affected: < 1.3.8.5

Fixed in: 1.3.8.5

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy -page-speed-booster-project || rpm -q -page-speed-booster-project || -page-speed-booster-project --version

2. UPGRADE to 1.3.8.5 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade -page-speed-booster-project

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade -page-speed-booster-project

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2021-24983?

page speed booster project: upgrade to 1.3.8.5. Exact commands for each OS are on this page.

Is CVE-2021-24983 being exploited?

CVE-2021-24983 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2021-24983 affect?

CVE-2021-24983 affects page speed booster project. Severity is medium (CVSS 6.1). The Asset CleanUp: Page Speed Booster WordPress plugin before 1.3.8.5 does not sanitise and escape POSted parameters sent to the wpassetcleanup_fetch_active_plugins_icons AJAX action (available to admin users), leading to a Reflected Cross-

How urgent is CVE-2021-24983?

Priority 41/100. Public exploit reference

Software pages

WordPress vulnerabilities

Related CVEs

CVE-2021-36899 MEDIUM 4.8 UPGRADE Authenticated (admin+) Reflected Cross-Site Scripting (XSS) vulnerability in Gabe Livan's Asset CleanUp: Page
CVE-2021-24937 MEDIUM 6.1 UPGRADE The Asset CleanUp: Page Speed Booster WordPress plugin before 1.3.8.5 does not escape the wpacu_selected_sub_t

References

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