CVE-2020-15148

high-risk
Published 2020-09-15

Yii 2 (yiisoft/yii2) before version 2.0.38 is vulnerable to remote code execution if the application calls `unserialize()` on arbitrary user input. This is fixed in version 2.0.38. A possible workaround without upgrading is available in the linked advisory.

Do I need to act?

!
93.4% chance of exploitation in next 30 days
EPSS score — higher than 7% of all CVEs
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
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Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
8
CVSS 8.9/10 High
NETWORK / HIGH complexity

Affected Products (1)

Yii

Affected Vendors

Yiiframework

References (4)

Patch https://github.com/yiisoft/yii2/commit/9abccb96d7c5ddb569f92d1a748f50ee9b3e2b99
Mitigation https://github.com/yiisoft/yii2/security/advisories/GHSA-699q-wcff-g9mj
Patch https://github.com/yiisoft/yii2/commit/9abccb96d7c5ddb569f92d1a748f50ee9b3e2b99
Mitigation https://github.com/yiisoft/yii2/security/advisories/GHSA-699q-wcff-g9mj
51
/ 100
high-risk
Severity 26/34 · High
Exploitability 20/34 · Moderate
Exposure 5/34 · Minimal