Piwik (now Matomo) Vulnerable to Cross-Site Scripting (XSS)

published 2013-03-21 13y ago modified 2026-06-16 4mo ago also GHSA-5fpj-6vq6-fmwh , EUVD-2013-1851

cvss: 4.3; version 2.0, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 0.9%; EPSS 0.9% chance of exploitation in 30 days, percentile 60%
public exploits: 0; none known

Cross-site scripting (XSS) vulnerability in Piwik before 1.11 allows remote attackers to inject arbitrary web script or HTML via unspecified vectors.

Patch / fix

fixed in 2

packagist matomo/matomo 1.11
packagist piwik/piwik 1.11

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Exploit prediction

0.93% chance of exploitation in the next 30 days, higher than 60% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by	version	score	vector
NVD	2.0	4.3	AV:N/AC:M/Au:N/C:N/I:P/A:N

Affected packages

ecosystem	package	affected	fixed in
packagist	matomo/matomo	<1.11	1.11
packagist	piwik/piwik	<1.11	1.11

Classification

Weakness

CWE-79 Improper Neutralization of Input During Web Page Generation

References

openwall.com /lists/oss-security/2013/03/12/4
mailing-list, web
piwik.org /blog/2013/03/piwik-1-11/
nvd.nist.gov /vuln/detail/CVE-2013-1844
advisory
github.com /matomo-org/matomo
package
web.archive.org /web/20130313093839/http://piwik.org/blog/2013/03/piwik-1-11
web

Sources

CVE List CVE-2013-1844
GitHub Advisory GHSA-5fpj-6vq6-fmwh
NVD CVE-2013-1844

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