CVE-2020-36655

HIGH

Yii2 Gii <2.2.2 - Code Execution via Generator messageCategory Field

Title source: manual

Description

Yii Yii2 Gii before 2.2.2 allows remote attackers to execute arbitrary code via the Generator.php messageCategory field. The attacker can embed arbitrary PHP code into the model file.

References (2)

Core 2

Core References

Exploit, Issue Tracking, Third Party Advisory

https://github.com/yiisoft/yii2-gii/issues/433

Exploit, Mitigation, Third Party Advisory

https://lab.wallarm.com/yii2-gii-remote-code-execution/

Scores

CVSS v3 8.8

EPSS 0.0146

EPSS Percentile 70.3%

Attack Vector NETWORK

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

CISA SSVC

Vulnrichment

Exploitation poc

Automatable no

Technical Impact total

Details

CWE

CWE-94

Status published

Products (2)

yiiframework/gii < 2.2.2

yiisoft/yii2-gii 0 - 2.2.2Packagist

Published Jan 21, 2023

Tracked Since Feb 18, 2026