CVE-2026-58077 HIGH

CVE-2026-58077: Joomla Extension - weeblr.com - Unauthenticated stored XSS in 4Analytics < 5.0.2

Vendor Weeblr.com
Product 4Analytics extension for Joomla
Weakness CWE-79 · XSS
Published July 15, 2026
Last update July 15, 2026
View on NVD All CVEs

CVSS base score

8.7/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction —
Confidentiality —
Integrity —

CVSS vector

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

What the vulnerability does

01Description

The Joomla extension 4Analytics is vulnerable to an unauthenticated stored XSS. A specially crafted unauthenticated request may result in website takeover under some circumstances.

Explanation of Vulnerability in Simple Terms

02Summary

The 4Analytics extension for Joomla contains a cross-site scripting (XSS) vulnerability that allows attackers to inject malicious scripts into the application. An attacker can craft a malicious link or page that, when visited by a site administrator or user, executes arbitrary JavaScript in their browser. This can lead to session hijacking, credential theft, or unauthorized actions performed on behalf of the victim.

What an attacker can do

03Attacker Capabilities

Inject and execute malicious JavaScript in users' browsers to steal sessions, credentials, or perform unauthorized actions.

Potential impact on your site

04Site Impact

Administrators and users visiting malicious links could have their sessions hijacked or credentials stolen, compromising site security.

Conditions required to exploit

05Prerequisites

Attacker must craft a malicious link or page; victim must visit it while logged into the Joomla site.

Key dates

06Disclosure timeline

July 15, 2026 CVE published

Related vulnerabilities

08Related CVE

CVE-2026-57359 WordPress ReviewX plugin <= 2.3.10 - Cross Site Scripting (XSS) vulnerability CVE-2026-27404 WordPress LMS theme <= 9.7 - Reflected Cross Site Scripting (XSS) vulnerability CVE-2026-13040 NEX-Forms <= 9.2.2 - Unauthenticated Stored Cross-Site Scripting via 'real_val__' Parameter CVE-2026-57763 WordPress Structured Content plugin <= 1.7.0 - Cross Site Scripting (XSS) vulnerability CVE-2026-57361 WordPress Survey Maker plugin <= 5.2.2.5 - Cross Site Scripting (XSS) vulnerability