XSS in Cleantalk Antispam

CVE-2022-28221

The CleanTalk AntiSpam plugin <= 5.173 for WordPress is vulnerable to Reflected Cross-Site Scripting (XSS) via the $_REQUEST['page'] parameter in`/lib/Cleantalk/ApbctWP/FindSpam/ListTable/Comments.php`

Vulnerability class: XSS (Cross-Site Scripting)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.024 (83.4th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 83rd percentile — 83.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2022-28221: held from 0.024 to 0.024.

EPSS over last 30 days · oldest: 0.024 · newest: 0.024 · change: +0.000

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2022-28221?
CVE-2022-28221 is a medium-severity vulnerability in Cleantalk Antispam, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2022-04-19.
How severe is CVE-2022-28221?
Medium severity. CVSS v3 base score is 6.1 out of 10.
Is CVE-2022-28221 known to be exploited?
2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.