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CVE-2026-78416

Authenticated RCE via `condition.config` JSON cleanse bypass PUBLISHED

Description (CNA)

Craft CMS versions from 4.0.0-RC1 before 4.18.2 and from 5.0.0-RC1 before 5.10.6 contain an authenticated remote code execution vulnerability in control panel element-search condition handling. A JSON cleanse bypass in condition.config allows Yii behavior/event configuration keys to be interpreted after decoding, enabling command execution as the PHP/web user.

Affected (CNA)

Vendor / productVersions
craftcms / cmsaffected 4.0.0-RC1 before 4.18.2; affected 5.0.0-RC1 before 5.10.6

CWE

CWE-915

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.