Skip to content
Fencer Intel
medium 5.5

CVE-2021-24445 json

My Site Audit <= 1.2.4 - Authenticated Stored Cross-Site Scripting (XSS)

published 5y ago modified 4mo ago also EUVD-2021-11357

cvss
5.5
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.7%
EPSS 0.7% chance of exploitation in 30 days, percentile 51%
public exploits
0
none known

Summary

The My Site Audit WordPress plugin through 1.2.4 does not sanitise or escape the Audit Name field when creating an audit, allowing high privilege users to set JavaScript payloads in them, even when he unfiltered_html capability is disallowed, leading to an authenticated Stored Cross-Site Scripting issue

Is CVE-2021-24445 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

Check with Fencer

Exploit prediction

0.66% chance of exploitation in the next 30 days, higher than 51% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • wpscan.com https://wpscan.com/vulnerability/d60634a3-ca39-43be-893b-ff9ba625360f referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 5.5 CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:N
NVD 2.0 3.5 AV:N/AC:M/Au:S/C:N/I:P/A:N

Affected products

  • Unknown My Site Audit

Classification

Weakness
  • CWE-79 Improper Neutralization of Input During Web Page Generation
Technology feeds

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.