PyroCMS vulnerable to stored Cross Site Scripting
PyroCMS 3.9 is vulnerable to a stored Cross Site Scripting (XSS) when a low privileged user, such as an author, injects a crafted html and javascript payload in a blog post, leading to full admin account takeover or privilege escalation.
Affected software
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| Platform | Package | Vulnerable versions | Fixed in |
|---|---|---|---|
| Composer package | pyrocms/pyrocms | <= 3.9.1 | no fix |
References
- CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H- Weakness (CWE)
CWE-79- Platform
- Composer
- Package
pyrocms/pyrocms- Disclosed
- 25.11.2022
- Updated
- 11.10.2026 10:22
Sources and licenses
OSV / GitHub Advisory Database - GHSA-cm7f-hf2g-ghrp - CC BY 4.0
Vulnerability history: pyrocms/pyrocms
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
- 4
- First → latest
- 05.2022 08.2023
- Without a fix
- 4
- Exploited in attacks
- 0
Severity breakdown
- Critical 2
- High 1
- Medium 1
Disclosures per year
- 2022: 3
- 2023: 1
- 2024: 0
- 2025: 0
- 2026: 0
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PyroCMS vulnerable to stored Cross Site Scripting this entry
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