CVE-2021-24876observed exploitationCWE-79

CVE-2021-24876: vulnerability in Registrations for the Events Calendar – Event…

Registrations for The Events Calendar < 2.7.5 - Reflected Cross-Site Scripting

Published · Updated

40Vexday Risk Score

Patch now. It exploitation observed by VulnCheck and has a working public exploit.

ssvc Actepss 1.2%
from disclosure to weapon
Published on NVDNov 29
VulnCheckOct 27
exploitation probability
1.2%top 33% of all CVEs
observed exploitation
yesVulnCheck
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 products
Unknown · Registrations for the Events Calendar – Event Registration Plugin
Related CVEs — Registrations for the Events Calendar – Event…

In the same product, most dangerous first.

CVE-2021-24943—Registrations for the Events Calendar < 2.7.6 - Unauthenticated SQL InjectionEPSS 7.3%CVE-2021-25083—Registrations for the Events Calendar < 2.7.10 - Reflected Cross-Site ScriptingEPSS 0.9%
References
https://wpscan.com/vulnerability/e77c2493-993d-418d-9629-a1f07b5a2b6f