What’s Vulnerable › Vulnerabilities

CVE-2021-24663: Simple School Staff Directory <= 1.1 - Admin+ Arbitrary File Upload

• Severity: high (CVSS 7.2 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.5% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2021-09-20 · updated 2026-06-17
• Weakness: CWE-434

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

Affected products

• Simple Schools Staff Directory: through 1.1

References

• https://wpscan.com/vulnerability/8b5b5b57-50c5-4cd8-9171-168c3e9df46a
• https://wpscan.com/vulnerability/8b5b5b57-50c5-4cd8-9171-168c3e9df46a

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