CVE-2021-24498

6.1 mediumEPSS 3.5%

Medium (6.1) in dwbooster calendar event multi view. EPSS 3.5% chance of exploitation in the next 30 days.

The Calendar Event Multi View WordPress plugin before 1.4.01 does not sanitise or escape the 'start' and 'end' GET parameters before outputting them in the page (via php/edit.php), leading to a reflected Cross-Site Scripting issue.

Severity

CVSS 3.1

6.1 medium

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

EPSS: 3.5% chance of exploitation in the next 30 days; higher than 89% of CVEs (scores of 2026-10-31)
CWE: CWE-79
Published: 2021-08-02
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

dwbooster:calendar_event_multi_view

References

https://wpscan.com/vulnerability/3c5a5187-42b3-4f88-9b0e-4fdfa1c39e86
https://wpscan.com/vulnerability/3c5a5187-42b3-4f88-9b0e-4fdfa1c39e86

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