Registrations for The Events Calendar <= 2.7.4 - Reflected Cross-Site Scripting

2021-10-27 00:00

ZhongFu Su

Strategic Overview

Status

Patched in 2.7.5

Affected PluginRegistrations for the Events Calendar – Event Registration Plugin

Affected Version<= 2.7.4

CVSS6.1Medium

CVECVE-2021-24876

View all Registrations for the Events Calendar – Event Registration Plugin vulnerabilities

Vulnerability Overview

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

Technical Analysis

REMEDIATION: Update to version 2.7.5, or a newer patched version --- IDENTIFIER: CWE-79 (Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')) The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.

External References

https://www.cve.org/CVERecord?id=CVE-2021-24876 https://www.wordfence.com/threat-intel/vulnerabilities/id/c2a515d9-dc4c-4755-b602-a9eb22f8e814

CVSS Vector

6.1

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

Base

Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredNone
User InteractionRequired
ScopeChanged
ConfidentialityLow
IntegrityLow
AvailabilityNone

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