Drupal core - Moderately critical - Gadget Chain - SA-CORE-2026-002
Summary
| CVE | CVE-2026-6366 |
|---|---|
| State | PUBLISHED |
| Assigner | drupal |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2026-05-19 23:16:58 UTC |
| Updated | 2026-05-20 22:59:40 UTC |
| Description | Improperly Controlled Modification of Dynamically-Determined Object Attributes vulnerability in Drupal Drupal core allows Object Injection. This issue affects Drupal core: from 8.0.0 before 10.5.9, from 10.6.0 before 10.6.7, from 11.0.0 before 11.2.11, from 11.3.0 before 11.3.7. |
Risk And Classification
Primary CVSS: v3.1 6.6 MEDIUM from ADP
CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
EPSS: 0.000520000 probability, percentile 0.164500000 (date 2026-05-27)
Problem Types: CWE-915 | CWE-915 CWE-915 Improperly Controlled Modification of Dynamically-Determined Object Attributes
| Version | Source | Type | Score | Severity | Vector |
|---|---|---|---|---|---|
| 3.1 | ADP | DECLARED | 6.6 | MEDIUM | CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H |
| 3.1 | 134c704f-9b21-4f2e-91b3-4a467353bcc0 | Secondary | 6.6 | MEDIUM | CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H |
CVSS v3.1 Breakdown
CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
NVD Known Affected Configurations (CPE 2.3)
Vendor Declared Affected Products
| Source | Vendor | Product | Version | Platforms |
|---|---|---|---|---|
| CNA | Drupal | Drupal Core | affected 8.0.0 10.5.9 semver | Not specified |
| CNA | Drupal | Drupal Core | affected 10.6.0 10.6.7 semver | Not specified |
| CNA | Drupal | Drupal Core | affected 11.0.0 11.2.11 semver | Not specified |
| CNA | Drupal | Drupal Core | affected 11.3.0 11.3.7 semver | Not specified |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| www.drupal.org/sa-core-2026-002 | [email protected] | www.drupal.org | Vendor Advisory |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
Vendor Comments And Credit
Discovery Credit
CNA: Truong Le (hswww) (en)
CNA: menon (en)
CNA: t-chen (en)
CNA: Benji Fisher (benjifisher) (en)
CNA: cilefen (cilefen) (en)
CNA: Neil Drumm (drumm) (en)
CNA: Greg Knaddison (greggles) (en)
CNA: Lee Rowlands (larowlan) (en)
CNA: Dave Long (longwave) (en)
CNA: Drew Webber (mcdruid) (en)
CNA: Ra Mänd (ram4nd) (en)
CNA: Jess (xjm) (en)
CNA: Greg Knaddison (greggles) (en)
CNA: Lee Rowlands (larowlan) (en)
CNA: Dave Long (longwave) (en)
CNA: Drew Webber (mcdruid) (en)
CNA: Juraj Nemec (poker10) (en)
CNA: Jess (xjm) (en)