TI-2023-06326 Aliases CVE-2023-6923 GHSA-246w-8f59-4f74

Matomo <= 4.15.3 - Reflected Cross-Site Scripting via idsite

LOW 28CWE-79Published 2024-02-20 · Updated 2026-04-08

Key facts

Attack vector: Network
Privileges required: None
User interaction: Required
Attack complexity: Low
Impact type: Cross-site scripting
Confidentiality · integrity · availability: Low · Low · None
Fix status: No fix listed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-79.

Summary

The Matomo Analytics – Ethical Stats. Powerful Insights. plugin for WordPress is vulnerable to Reflected Cross-Site Scripting via the idsite parameter in all versions up to, and including, 4.15.3 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that execute if they can successfully trick a user into performing an action such as clicking on a link.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV

EPSS 0.00546 46th percentileScored 2026-11-07

Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: None
Automatable: No
Technical impact: Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
matomoteam	Matomo Analytics – Powerful, Privacy-First Insights for WordPress	up to 4.15.3	—	No fix listed	CNA

Matomo Analytics – Powerful, Privacy-First Insights for WordPress Vendormatomoteam Affected up to 4.15.3 Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:matomo:matomo::::::wordpress::*	before 5.0.1	Vulnerable	Matomo

cpe:2.3:a:matomo:matomo:*:*:*:*:*:wordpress:*:* Versions before 5.0.1 Vulnerable ·Matomo

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2023-6923
2026-10-03 Alias added: GHSA-246w-8f59-4f74

References

Patch 1

https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=3031495%40matomo&new=3031495%40matomo&sfp_email=&sfph_mail=

Advisory 1

https://www.wordfence.com/threat-intel/vulnerabilities/id/2e2d54eb-c176-49c4-a4fc-833e17189cad?source=cve

TI-2024-26000 WordPress Matomo Analytics plugin <= 5.1.1 - Cross Site Request Forgery (CSRF) leading to Notice Dismissal vulnerability CVSS 3.1MEDIUM 4.3

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences