Calendar <= 1.3.10 - Authenticated Stored Cross-Site Scripting

2018-10-30 00:00

boombyte

Strategic Overview

Status

Patched in 1.3.11

Affected PluginCalendar

Affected Version< 1.3.11

CVSS5.4Medium

CVECVE-2018-18872

View all Calendar vulnerabilities

Vulnerability Overview

The Kieran O'Shea Calendar plugin before 1.3.11 for WordPress has Stored XSS via the event_title parameter in a wp-admin/admin.php?page=calendar add action, or the category name during category creation at the wp-admin/admin.php?page=calendar-categories URI.

Technical Analysis

REMEDIATION: Update to version 1.3.11, 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-2018-18872 https://www.wordfence.com/threat-intel/vulnerabilities/id/e3e2efbf-11ac-4a85-8136-cb40468089e1

CVSS Vector

5.4

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

Base

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

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