CVE-2026-6366

MEDIUMCVSS 6.6/10EPSS 0.40%

Last modified

CVE-2026-6366 is a medium-severity vulnerability rated 6.6/10 on the CVSS scale. 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.. EPSS estimates a 0.40% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1
6.6/10

CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H

EPSS Probability
0.40%

31.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
DrupalDrupal>= 8.0.0, < 10.5.9
DrupalDrupal>= 10.6.0, < 10.6.7
DrupalDrupal>= 11.0.0, < 11.2.11
DrupalDrupal>= 11.3.0, < 11.3.7

References

Timeline

Published
Last Modified
Status
Analyzed

Frequently Asked Questions

What is CVE-2026-6366?
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.
How severe is CVE-2026-6366?
CVE-2026-6366 has a CVSS score of 6.6/10 (MEDIUM severity). The EPSS model estimates a 0.40% probability of exploitation in the next 30 days.
How do I fix CVE-2026-6366?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2026-6366?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST