What is CVE-2021-24450?

CVE-2021-24450 is a medium-severity vulnerability in Properfraction Profilepress, classified under Cross-site Scripting. CVSS score: 4.8/10. Published 2021-08-02.

How severe is CVE-2021-24450?

Medium severity. CVSS v3 base score is 4.8 out of 10.

Is CVE-2021-24450 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

XSS in Properfraction Profilepress

CVE-2021-24450

The User Registration, User Profiles, Login & Membership – ProfilePress (Formerly WP User Avatar) WordPress plugin before 3.1.8 did not sanitise or escape some of its settings before saving them and outputting them back in the page, allowing high privilege users such as admin to set JavaScript payloads in them even when the unfiltered_html capability is disallowed, leading to an authenticated Stored Cross-Site Scripting issue

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.007 (47.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.8 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N.

Affected products

Properfraction Profilepress
Unknown User Registration, Profiles, Login & Membership – Profilepress (Formerly Wp Avatar) — versions 3.1.8

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

Public proof-of-concept exploits

20142995/nuclei-templates

References

contact@wpscan.com (Exploit, Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2021-24450?: CVE-2021-24450 is a medium-severity vulnerability in Properfraction Profilepress, classified under Cross-site Scripting. CVSS score: 4.8/10. Published 2021-08-02.
How severe is CVE-2021-24450?: Medium severity. CVSS v3 base score is 4.8 out of 10.
Is CVE-2021-24450 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.