Piwik (now Matomo) Reveals Sensitive Information by Accepting Input from `POST` Requests
Piwik before 1.11 accepts input from a POST request instead of a GET request in unspecified circumstances, which might allow attackers to obtain sensitive information by leveraging the logging of parameters.
Affected software
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| Platform | Package | Vulnerable versions | Fixed in |
|---|---|---|---|
| Composer package | matomo/matomo | < 1.11 | 1.11 |
| Composer package | piwik/piwik | < 1.11 | 1.11 |
References
- CVSS vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U- Weakness (CWE)
CWE-20- Platform
- Composer
- Package
matomo/matomo, piwik/piwik- Disclosed
- 13.05.2022
- Updated
- 11.10.2026 10:22
Sources and licenses
OSV / GitHub Advisory Database - GHSA-v8h8-93mx-82h5 - CC BY 4.0
Vulnerability history: matomo/matomo
All published vulnerabilities of this package (Composer package), newest first. Shows whether this is a one-off slip or a package that needs watching.
- Total entries
- 3
- First → latest
- 05.2022 05.2022
- Without a fix
- 0
- Exploited in attacks
- 0
Severity breakdown
- Medium 2
- Low 1
Disclosures per year
- 2022: 3
- 2023: 0
- 2024: 0
- 2025: 0
- 2026: 0
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Piwik (now Matomo) Reveals Sensitive Information by Accepting Input from `POST` Requests this entry
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