Improper Restriction of XML External Entity Reference in trytond and proteus
An XXE issue was discovered in Tryton Application Platform (Server) 5.x through 5.0.45, 6.x through 6.0.15, and 6.1.x and 6.2.x through 6.2.5, and Tryton Application Platform (Command Line Client (proteus)) 5.x through 5.0.11, 6.x through 6.0.4, and 6.1.x and 6.2.x through 6.2.1. An authenticated user can make the server parse a crafted XML SEPA file to access arbitrary files on the system.
Affected software
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| Platform | Package | Vulnerable versions | Fixed in |
|---|---|---|---|
| Python (PyPI) | proteus | >= 5.0.0, < 5.0.12, >= 6.0.0, < 6.0.5, >= 6.1.0, < 6.2.2 | 5.0.12, 6.0.5, 6.2.2 |
| Python (PyPI) | tryton | >= 5.0.0, < 5.0.12, >= 6.0.0, < 6.0.5, >= 6.2.0, < 6.2.2, >= 6.2.0, < 6.2.6, >= 6.2.0, < 6.0.16, >= 6.2.0, < 5.0.46 | 5.0.12, 6.0.5, 6.2.2, 6.2.6, 6.0.16, 5.0.46 |
| Python (PyPI) | trytond | >= 5.0.0, < 5.0.46, >= 6.0.0, < 6.0.16, >= 6.1.0, < 6.2.6 | 5.0.46, 6.0.16, 6.2.6 |
References
- https://nvd.nist.gov/vuln/detail/CVE-2022-26661
- https://discuss.tryton.org/t/security-release-for-issue11219-and-issue11244/5059
- https://foss.heptapod.net/tryton/tryton/-/issues/11219
- https://hg.tryton.org/trytond
- https://lists.debian.org/debian-lts-announce/2022/03/msg00016.html
- https://lists.debian.org/debian-lts-announce/2022/03/msg00017.html
- https://www.debian.org/security/2022/dsa-5098
- https://www.debian.org/security/2022/dsa-5099
- https://bugs.tryton.org/issue11219
- https://pypi.org/project/trytond
- https://github.com/advisories/GHSA-cj78-rgw3-4h5p
- https://pypi.org/project/proteus
- CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N- Weakness (CWE)
CWE-611- Platform
- Python (PyPI)
- Package
proteus, tryton, trytond- Disclosed
- 10.03.2022
- Updated
- 11.10.2026 14:17
Sources and licenses
OSV / GitHub Advisory Database - PYSEC-2026-3391 - PyPA Advisory Database; CC BY 4.0
OSV / GitHub Advisory Database - PYSEC-2022-43170 - PyPA Advisory Database; CC BY 4.0
OSV / GitHub Advisory Database - GHSA-cj78-rgw3-4h5p - CC BY 4.0
OSV / GitHub Advisory Database - PYSEC-2026-740 - PyPA Advisory Database; CC BY 4.0
Vulnerability history: proteus
All published vulnerabilities of this package (Python (PyPI)), newest first. Shows whether this is a one-off slip or a package that needs watching.
- Total entries
- 2
- First → latest
- 03.2022 03.2022
- Without a fix
- 0
- Exploited in attacks
- 0
Severity breakdown
- High 1
- Medium 1
Disclosures per year
- 2022: 2
- 2023: 0
- 2024: 0
- 2025: 0
- 2026: 0
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