CVE-2021-24901: The Security Audit WordPress plugin through 1.0.0 does not sanitise and escape the Data Id setting, which coul

Q: How do I fix CVE-2021-24901?

security audit: upgrade to newer than 1.0.0. Exact commands for each OS are on this page.

Q: Is CVE-2021-24901 being exploited?

CVE-2021-24901 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-2021-24901 affect?

CVE-2021-24901 affects security audit. Severity is medium (CVSS 4.8). The Security Audit WordPress plugin through 1.0.0 does not sanitise and escape the Data Id setting, which could allow high privilege users to perform Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed.

Q: How urgent is CVE-2021-24901?

Priority 45/100. EPSS top 8%: very likely to be exploited; Public exploit reference

This month

MEDIUM 4.8UPGRADE

CVE-2021-24901 is a medium-severity flaw (CVSS 4.8) affecting security audit. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The Security Audit WordPress plugin through 1.0.0 does not sanitise and escape the Data Id setting, which could allow high privilege users to perform Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed.

Why this priority

EPSS top 8%: very likely to be exploited
Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	4.8 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	High
User interaction	Required
EPSS exploit chance	5.1% (top 8%)
CISA exploited list	No
Weakness	CWE-79
Published	2022-02-28
Last modified	2026-06-17

Publisher (CNA): WPScan · Vendor: securemoz

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

Am I affected?

Timeline

2022-02-28 09:15 UTCPublished CVE record published
2026-06-17 03:41 UTCUpdated Record last modified

securemoz security audit UPGRADE

Affected: <= 1.0.0

Fixed in: newer than 1.0.0

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy security-audit || rpm -q security-audit || security-audit --version

2. UPGRADE to newer than 1.0.0 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade security-audit

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade security-audit

Note

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

Public exploits and detection

Public code exists for this CVE. Treat unpatched systems as at risk, and only run PoCs in a lab.

Exploit-DB: WordPress Plugin Security Audit 1.0.0 - Stored Cross Site Scripting (XSS)

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-2021-24901?

security audit: upgrade to newer than 1.0.0. Exact commands for each OS are on this page.

Is CVE-2021-24901 being exploited?

CVE-2021-24901 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-2021-24901 affect?

CVE-2021-24901 affects security audit. Severity is medium (CVSS 4.8). The Security Audit WordPress plugin through 1.0.0 does not sanitise and escape the Data Id setting, which could allow high privilege users to perform Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed.

How urgent is CVE-2021-24901?

Priority 45/100. EPSS top 8%: very likely to be exploited; Public exploit reference

Software pages

WordPress vulnerabilities

References

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