CVE-2021-24663
CVSS v3
7.2
HIGH
EPSS Score
1.5 %
exploit probability, as of 2026-09-25
CISA KEV
No
known exploited
Exploitation
—
SSVC status
Description
The Simple Schools Staff Directory WordPress plugin through 1.1 does not validate uploaded logo pictures to ensure that are indeed images, allowing high privilege users such as admin to upload arbitrary file like PHP, leading to RCE
Technical details
- Published
- 2021-09-20
Frequently asked questions
What is CVE-2021-24663?
The Simple Schools Staff Directory WordPress plugin through 1.1 does not validate uploaded logo pictures to ensure that are indeed images, allowing high privilege users such as admin to upload arbitrary file like PHP, leading to RCE
Is CVE-2021-24663 actively exploited?
Active exploitation of CVE-2021-24663 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-2021-24663?
CVE-2021-24663 has a CVSS v3 base score of 7.2 (HIGH severity).
Is CVE-2021-24663 affecting your environment?
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