XSS in Lambertgroup Youtube Vimeo Video Player And Slider

CVE-2025-53563

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in LambertGroup Youtube Vimeo Video Player and Slider video_player_youtube_vimeo allows Reflected XSS.This issue affects Youtube Vimeo Video Player and Slider: from n/a through <= 3.8.

Vulnerability class: XSS (Cross-Site Scripting)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 7.1 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L.

EPSS exploit prediction

EPSS: 0.002 (13.9th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 14th percentile — 13.9% 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-2025-53563: held from 0.002 to 0.002.

EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-53563?
CVE-2025-53563 is a high-severity vulnerability in Lambertgroup Youtube Vimeo Video Player And Slider, classified under Cross-site Scripting. CVSS score: 7.1/10. Published 2025-08-20.
How severe is CVE-2025-53563?
High severity. CVSS v3 base score is 7.1 out of 10.