// For flags

CVE-2025-6674

CKEditor5 Youtube - Moderately critical - Cross-site Scripting - SA-CONTRIB-2025-081

Severity Score

6.1
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

Track
*SSVC
Descriptions

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Drupal CKEditor5 Youtube allows Cross-Site Scripting (XSS).This issue affects CKEditor5 Youtube: from 0.0.0 before 1.0.3.

*Credits: nico.b, Brahim Khouy (b.khouy), Abderrahim GHAZALI 🤘 (g.abderrahim), nico.b, Greg Knaddison (greggles)
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Changed
Confidentiality
Low
Integrity
Low
Availability
None
Attack Vector
Network
Attack Complexity
Low
Authentication
None
Confidentiality
Partial
Integrity
Partial
Availability
None
* Common Vulnerability Scoring System
SSVC
  • Decision:Track
Exploitation
None
Automatable
No
Tech. Impact
Partial
* Organization's Worst-case Scenario
Timeline
  • 2025-06-25 CVE Reserved
  • 2025-06-26 CVE Published
  • 2025-06-26 CVE Updated
  • 2025-07-28 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CAPEC
  • CAPEC-63: Cross-Site Scripting (XSS)
References (1)
URL Tag Source
https://www.drupal.org/sa-contrib-2025-081
URL Date SRC
URL Date SRC
URL Date SRC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Drupal
Search vendor "Drupal"
 CKEditor5 Youtube
Search vendor "Drupal" for product "CKEditor5 Youtube"
 >= 0.0.0 < 1.0.4
Search vendor "Drupal" for product "CKEditor5 Youtube" and version " >= 0.0.0 < 1.0.4"
en
Affected