CVE-2024-28097: Stored Cross-site Scripting in Calendar functionality in Schoolbox

Severity: medium (CVSS 5.4 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2024-03-07 · updated 2026-06-17
Weakness: CWE-79

Description

Calendar functionality in Schoolbox application before version 23.1.3 is vulnerable to stored cross-site scripting allowing authenticated attacker to perform security actions in the context of the affected users.

Affected products

Schoolbox Pty Ltd Schoolbox: before 23.1.3 — fixed in 23.1.3

How to fix

Upgrade to a fixed version: Schoolbox Pty Ltd Schoolbox 23.1.3. Check the vendor advisory for mitigations.

References

https://schoolbox.education/
https://www.themissinglink.com.au/security-advisories/cve-2024-28097
https://schoolbox.education/
https://www.themissinglink.com.au/security-advisories/cve-2024-28097

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