CVE-2026-86730 | BDVDB-2026-370467 Detail
craftcmscms
Description#
Craft CMS versions before 5.10.12 fail to properly cleanse string-typed field-layout elements, allowing authenticated control-panel users to inject Yii2 behavior attachments and event handlers. Attackers can post field-layout tab elements as JSON strings to bypass cleanse validation, then trigger arbitrary object instantiation and code execution through Craft::createObject().
Impact#
Per CVSS v3.1: confidentiality impact high, integrity impact high, availability impact high. Attack vector: network.
Weaknesses#
- CWE-94 Improper Control of Generation of Code ('Code Injection')
References#
Exploit#
No public exploit known
History#
- Version 1Record published in the CVE List.