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CVE-2026-6366

Drupal core - Moderately critical - Gadget Chain - SA-CORE-2026-002

MEDIUM
6.6
CVSS Score
Published: May 19, 2026 at 10:27 PM UTC
Updated: July 24, 2026 at 08:23 AM UTC
1 product affected across 1 vendorDrupal

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Severity
MEDIUM6.6
Exploit prediction
EPSS 0.4%
SSVC
No known exploit

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.

Affected

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

Drupal· Drupaldrupal
95%
10.6.0 ≤ v < 10.6.711.0.0 ≤ v < 11.2.1111.3.0 ≤ v < 11.3.78.0.0 ≤ v < 10.5.910.6.011.0.011.3.08.0.0
Affected range stops below 10.5.9, so it looks safe — our inference, not a vendor statement
Affected range stops below 10.6.7, so it looks safe — our inference, not a vendor statement
Affected range stops below 11.2.11, so it looks safe — our inference, not a vendor statement
Affected range stops below 11.3.7, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (1)

Vendor Advisory
Source: cverecord
https://www.drupal.org/sa-core-2026-002

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

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

CVSS

6.6MEDIUMCISA-ADP
Attack Vector
NETWORK
Complexity
HIGH
Privileges
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusANALYZED
CWE
CWE-915

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