PyAMF vulnerable to XML external entity (XXE)
PyAMF provides Action Message Format (AMF) support for Python that is compatible with the Adobe Flash Player. It includes integration with Python web frameworks like Django, Pylons, Twisted, SQLAlchemy, web2py and more. XML external entity (XXE) vulnerability in PyAMF before 0.8.0 allows remote attackers to cause a denial of service or read arbitrary files via a crafted Action Message Format (AMF) payload.
Affected software
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| Platform | Package | Vulnerable versions | Fixed in |
|---|---|---|---|
| Python (PyPI) | pyamf | < 0.8.0 | 0.8.0 |
References
- http://www.securityfocus.com/archive/1/archive/1/537151/100/0/threaded
- https://github.com/hydralabs/pyamf/releases/tag/v0.8.0
- https://github.com/hydralabs/pyamf/pull/58
- http://www.ocert.org/advisories/ocert-2015-011.html
- https://pypi.org/project/pyamf
- https://nvd.nist.gov/vuln/detail/CVE-2015-8549
- https://github.com/advisories/GHSA-m7m4-4vm8-55wg
- https://github.com/hydralabs/pyamf
- https://github.com/pypa/advisory-database/tree/main/vulns/pyamf/PYSEC-2020-339.yaml
- CVSS vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H- Weakness (CWE)
CWE-611- Platform
- Python (PyPI)
- Package
pyamf- Disclosed
- 15.01.2020
- Updated
- 11.10.2026 11:20
Sources and licenses
OSV / GitHub Advisory Database - PYSEC-2020-339 - PyPA Advisory Database; CC BY 4.0
OSV / GitHub Advisory Database - GHSA-m7m4-4vm8-55wg - CC BY 4.0
Vulnerability history: pyamf
All published vulnerabilities of this package (Python (PyPI)), newest first. Shows whether this is a one-off slip or a package that needs watching.
This is the only known vulnerability of this package.
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