Authentication Bypass Using an Alternate Path or Channel vulnerability in Drupal CKEditor 5 Premium Features allows Functionality Bypass.This issue affects CKEditor 5 Premium Features: from 0.0.0 before 1.2.10, from 1.3.0 before 1.3.6, from 1.4.0 before 1.4.3, from 1.5.0 before 1.5.1, from 1.6.0 before 1.6.4.
Conclusion & alert: CVE-2025-13980 is rated Low Risk (27/100): CVSS Medium severity, with low exploitation likelihood (EPSS 0.05%). Mandatory action: Monitor for updates and reassess as exploit intelligence or EPSS changes.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2026-03-01 | 0.02% | 0.05% | +0.03% |
| 2 | 2026-01-29 | — | 0.02% | — |
Full EPSS history (2 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 5.3 | 3.1 | MEDIUM |
|
3.9 | 1.4 | 134c704f-9b21-4f2e-91b3-4a467353bcc0 |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| cksource | ckeditor_5_premium_features | < 1.2.10 | cpe:2.3:a:cksource:ckeditor_5_premium_features:*:*:*:*:*:drupal:*:* |
| cksource | ckeditor_5_premium_features | >= 1.3.0, < 1.3.6 | cpe:2.3:a:cksource:ckeditor_5_premium_features:*:*:*:*:*:drupal:*:* |
| cksource | ckeditor_5_premium_features | >= 1.4.0, < 1.4.3 | cpe:2.3:a:cksource:ckeditor_5_premium_features:*:*:*:*:*:drupal:*:* |
| cksource | ckeditor_5_premium_features | >= 1.6.0, < 1.6.4 | cpe:2.3:a:cksource:ckeditor_5_premium_features:*:*:*:*:*:drupal:*:* |
| cksource | ckeditor_5_premium_features | 1.5.0 | cpe:2.3:a:cksource:ckeditor_5_premium_features:1.5.0:*:*:*:*:drupal:*:* |
| URL | Tags |
|---|---|
| https://www.drupal.org/sa-contrib-2025-118 | Vendor Advisory |