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CVE-2021-24876

MEDIUM 6.1 CVSS 3.1
Published
November 29, 2021
Last modified
June 17, 2026
NVD status
Modified
Reported by
contact@wpscan.com
Weakness
CWE-79
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Description

The Registrations for the Events Calendar WordPress plugin before 2.7.5 does not escape the v parameter before outputting it back in an attribute, leading to a Reflected Cross-Site Scripting

Affected WordPress components

  • Registrations for the Events Calendar – Event Registration Plugin Plugin · registrations-for-the-events-calendar
    Confirmed match Active
    From 2.7.5 (including) to 2.7.5 (excluding)
    View on WordPress.org

A confirmed match is backed by the plugin or theme slug. A possible match is based on the product name only and should be verified.

Affected products and versions

  • Unknown Registrations for the Events Calendar – Event Registration Plugin — From 2.7.5 (including) to 2.7.5 (excluding)
  • roundupwp registrations_for_the_events_calendar — Before 2.7.5

References

  • wpscan.com https://wpscan.com/vulnerability/e77c2493-993d-418d-9629-a1f07b5a2b6f Exploit, Third Party Advisory
  • nvd.nist.gov Official NVD record