CVE-2020-36655

highpriority · track · 36EPSS 0.015 · 73 %ileEURUUS

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

1.46% (73rd) EPSS

CVSS 8.8 · high

Is it mine?

4 products

Check your exposure

Who says so?

5 sources

cnnvd · enisa_euvd · fstec_bdu · nvd

EPSS · scored 2026-10-27

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.

cvss

Technical severity, 0–10. One row per scoring source.

8.8

010

base score 0–10 · higher = more severe · hover a vector to decode

v3.18.8highCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:Hprimary · NVD / NIST USexploitability 2.8 · impact 5.9

v3.18.8highAV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:Hsecondary · FSTEC (BDU) RU

v3.18.8highCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:Hsecondary · ENISA EU

v3.18.8highCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:Hsecondaryexploitability 2.8 · impact 5.9

v3.18.8highCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:Hsecondary · OSV

v3.18.1highCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Exploitation: poc · Automatable: no · Technical Impact: totalcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-94USprimaryCWE-94USCWE-94US

affected products (4)

Products and version ranges known to be affected.

n/a n/a≤ n/aenisa_euvdEU
Yii Yii≤ 2.2.2fstec_bduRU
yiiframework gii< 2.2.2nvdUScpe:2.3:a:yiiframework:gii:*:*:*:*:*:*:*:*
Packagist yiisoft/yii2-gii< 2.2.2osvUSpkg:composer/yiisoft/yii2-gii

advisories (1)

Vendor and ecosystem advisories describing this.

GHSA-3mpg-q26j-83j5Command injection in yiisoft/yii2-gii2023-01-21ghsa · osvUS
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.

also known as (4)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd fstec_bdu nvd osv NVD CVE.org MITRE

published 2023-01-21modified 2026-06-17

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+10438 more

references (7)

External citations — patches, advisories, analysis.

https://cxsecurity.com/cveshow/CVE-2020-36655/cnnvd
https://github.com/yiisoft/yii2-gii/issues/433 cnnvd
https://lab.wallarm.com/yii2-gii-remote-code-execution/cnnvd
https://github.com/yiisoft/yii2-gii/issues/433 enisa_euvd
https://lab.wallarm.com/yii2-gii-remote-code-execution/enisa_euvd
https://github.com/yiisoft/yii2-gii/issues/433ExploitIssue TrackingThird Party Advisorynvd
https://lab.wallarm.com/yii2-gii-remote-code-execution/ExploitMitigationThird Party Advisorynvd

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