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CRITICAL

CVE-2018-17566

CVSS v3

9.8

CRITICAL

EPSS Score

1.5 %

exploit probability, as of 2026-09-25

CISA KEV

No

known exploited

Exploitation

—

SSVC status

Description

In ThinkPHP 5.1.24, the inner function delete can be used for SQL injection when its WHERE condition's value can be controlled by a user's request.

Technical details

Published
2018-09-26

Frequently asked questions

What is CVE-2018-17566?

In ThinkPHP 5.1.24, the inner function delete can be used for SQL injection when its WHERE condition's value can be controlled by a user's request.

Is CVE-2018-17566 actively exploited?

Active exploitation of CVE-2018-17566 has not been confirmed. Its EPSS score was 1.5% on 2026-09-25, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2018-17566?

CVE-2018-17566 has a CVSS v3 base score of 9.8 (CRITICAL severity).

Is CVE-2018-17566 affecting your environment?

Use isMalicious to check if any of your IPs or domains are associated with this vulnerability's IOCs.

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