XSS in Wp Youtube Lyte Project

CVE-2021-24419

The WP YouTube Lyte WordPress plugin before 1.7.16 did not sanitise or escape its lyte_yt_api_key and lyte_notification settings before outputting them back in the page, allowing high privilege users to set XSS payload on them and leading to stored Cross-Site Scripting issues.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.006 (47.1th 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

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2021-24419?
CVE-2021-24419 is a medium-severity vulnerability in Wp Youtube Lyte Project, classified under Cross-site Scripting. CVSS score: 4.8/10. Published 2021-07-12.
How severe is CVE-2021-24419?
Medium severity. CVSS v3 base score is 4.8 out of 10.
Is CVE-2021-24419 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.