XSS in Igexsolutions Wpschoolpress

CVE-2021-24664

The School Management System – WPSchoolPress WordPress plugin before 2.1.17 sanitise some fields using sanitize_text_field() but does not escape them before outputting in attributes, resulting in Stored Cross-Site Scripting issues.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.024 (81.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.8 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2021-24664?
CVE-2021-24664 is a medium-severity vulnerability in Igexsolutions Wpschoolpress, classified under Cross-site Scripting. CVSS score: 4.8/10. Published 2021-11-08.
How severe is CVE-2021-24664?
Medium severity. CVSS v3 base score is 4.8 out of 10.
Is CVE-2021-24664 known to be exploited?
2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.