vulntracker.iovulntracker.io
© 2026 vulntracker.io

CVE-2023-4771

Cross-Site Scripting vulnerability in CKSource CKEditor

MEDIUM
6.1
CVSS Score
Published: November 16, 2023 at 02:08 PM UTC
Updated: June 17, 2026 at 06:38 AM UTC
1 product affected across 1 vendorCkeditor

Using CKEditor by CKSource?

Get instant alerts when new vulnerabilities affect CKEditor - before attackers find them.

Real-time alertsTrack your software stackFree plan available
Start FreeSign In
Severity
MEDIUM6.1
Exploit prediction
EPSS 0.9%
SSVC
No known exploit

Description

A Cross-Site scripting vulnerability has been found in CKSource CKEditor affecting versions 4.15.1 and earlier. An attacker could send malicious javascript code through the /ckeditor/samples/old/ajax.html file and retrieve an authorized user's information.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Ckeditor· Cksourcedrupal
95%
v ≤ 4.15.1

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (1)

Third Party Advisory
Source: [email protected]
https://www.incibe.es/en/incibe-cert/notices/aviso/cross-site-scripting-vulnerability-cksource-ckeditor

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

6.1MEDIUMINCIBE
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality
LOW
Integrity
LOW
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-79

Get alerted

Stop reading CVE feeds looking for your own stack

Track the products you run and VulnTracker tells you when a new CVE affects them — with what is known about fixing it, and nothing about the rest.

Create accountSign in
Free plan, no card