What is CVE-2021-24908?

CVE-2021-24908 is a medium-severity vulnerability in Wpchill Check \& Log Email, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2021-11-29.

How severe is CVE-2021-24908?

Medium severity. CVSS v3 base score is 6.1 out of 10.

Is CVE-2021-24908 known to be exploited?

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

XSS in Wpchill Check \& Log Email

CVE-2021-24908

The Check & Log Email WordPress plugin before 1.0.4 does not escape the d parameter before outputting it back in an attribute, leading to a Reflected Cross-Site Scripting

Vulnerability class: XSS (Cross-Site Scripting)

Published 2021-11-29 · last modified 2026-06-17.

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: 0.008 (54.2th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 54th percentile — 54.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: +0.000

Affected products

Wpchill Check \& Log Email
Check & Log Email — versions 1.0.4

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

Public proof-of-concept exploits

20142995/nuclei-templates

References

wpscan.com/vulnerability/77f50129-4b1f-4e50-8321-9dd32deba6e1 (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2021-24908?: CVE-2021-24908 is a medium-severity vulnerability in Wpchill Check \& Log Email, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2021-11-29.
How severe is CVE-2021-24908?: Medium severity. CVSS v3 base score is 6.1 out of 10.
Is CVE-2021-24908 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.