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CVE-2026-440118.6HighCWE-479

CVE-2026-44011: Craft CMS: Potential authenticated Remote Code Execution via malicious attached Behavior

craftcms · cms

Affected: craftcms cms · Exploitation: unlikely (under 1%)

Not in CyberSIXT coverage yet: no article names this CVE. This page shows the public record.

0.6%probability of exploitation in the next 30 days
50th percentile
050100

Higher than 50% of scored CVEs

8.6HighCVSS 4.0
LowHigh

DescriptionCVE.org

Craft CMS is a content management system (CMS). From 4.0.0 to before 4.17.12 and 5.9.18, Craft CMS which contains an input-handling flaw in a Yii object creation path that let any authenticated user inject malicious configuration and execute arbitrary commands on the server. The request-controlled condition field layouts data is converted into a live FieldLayout object without a Component::cleanseConfig() boundary. Because Craft configures models before parent::__construct(), attacker-controlled special config keys can take effect during object creation, and FieldLayout initialization then triggers a same-request event. This vulnerability is fixed in 4.17.12 and 5.9.18.

Affected products1

From the CVE record. A product or version that is not listed is unknown, not unaffected.

  • craftcms · cms>= 4.0.0, < 4.17.12; >= 5.0.0, < 5.9.18

On the Atlas

Every published CVE is on the CyberSIXT Atlas, grouped by weakness, vendor and month.

Open the Atlas
Exploitation
Unlikely (under 1%). EPSS under 1%, or no score yet.
CISA KEV
Not listed
Public check
No public nuclei template
Vendor
craftcms
Published
May 2026

CoverageNo articles yet

No CyberSIXT article names CVE-2026-44011 yet, so there is no coverage timeline, action brief or change log for it. Everything on this page comes from the public CVE record, CISA KEV, EPSS and the nuclei template index. Search the archive or see the CVEs in the news.

References