CVE-2026-78071 HIGH

CVE-2026-78071: Joomla Extension - digital-peak.com - Authenticated, privileged stored XSS in DP Calendar 7.0.0 - 10.11.2

Vendor Digital-Peak.com
Product DP Calendar extension for Joomla
Weakness CWE-79 · XSS
Published August 28, 2026
Last update August 28, 2026

CVSS base score

7.5/10
Attack vector Network
Attack complexity Low
Privileges required High
User interaction None
Confidentiality
Integrity

CVSS vector

CVSS:4.0/AV:N/AC:L/AT:P/PR:H/UI:N/VC:H/VI:H/VA:L/SC:N/SI:N/SA:N/S:N/AU:N

What the vulnerability does

01Description

Joomla Extension - digital-peak.com - Authenticated, privileged stored XSS in DP Calendar 7.0.0 - 10.11.2 - Location title is rendered in data attribute without escaping leads to XSS, needs create permission in DPCalendar.

Explanation of Vulnerability in Simple Terms

02Summary

The DP Calendar extension for Joomla contains a cross-site scripting (XSS) vulnerability in versions 7.0.0 through 10.11.2. An authenticated administrator can inject malicious scripts that execute in other users' browsers. The vulnerability requires high-level privileges to exploit but can compromise site security and user data.

What an attacker can do

03Attacker Capabilities

Inject malicious scripts that run in other users' browsers when they view affected pages.

Potential impact on your site

04Site Impact

An admin account compromise could allow script injection affecting all site visitors and administrators.

Conditions required to exploit

05Prerequisites

Attacker must have administrator-level access to the Joomla site.

Key dates

06Disclosure timeline

August 28, 2026 CVE published

Related vulnerabilities

08Related CVE