High

XML Entity Expansion in trytond and proteus

Disclosed: 10.03.2022
Updated: 11.10.2026 14:18

An XML Entity Expansion (XEE) 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 unauthenticated user can send a crafted XML-RPC message to consume all the resources of the server.

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

CVSS score 7.5/10

CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness (CWE): CWE-776
Platform: Python (PyPI)
Package: proteus, tryton, trytond
Disclosed: 10.03.2022
Updated: 11.10.2026 14:18

Sources and licenses

OSV / GitHub Advisory Database - PYSEC-2026-3392 - PyPA Advisory Database; CC BY 4.0

OSV / GitHub Advisory Database - PYSEC-2022-43171 - PyPA Advisory Database; CC BY 4.0

OSV / GitHub Advisory Database - GHSA-pm3h-mm62-pwm8 - CC BY 4.0

OSV / GitHub Advisory Database - PYSEC-2026-741 - PyPA Advisory Database; CC BY 4.0

Vulnerability history: trytond

All published vulnerabilities of this package (Python (PyPI)), newest first. Shows whether this is a one-off slip or a package that needs watching.

All (14) in the archive

Total entries: 14
First → latest: 07.2012 11.2025
Without a fix: 1
Exploited in attacks: 0

Severity breakdown

High 7
Medium 7

Disclosures per year

2017: 1
2018: 1
2019: 2
2020: 0
2021: 0
2022: 2
2023: 0
2024: 0
2025: 3
2026: 0

earlier: 5

30.11.2025

trytond does not enforce access rights for the route of the HTML editor.

High · 7.1 CVE-2025-66423 >= 7.5.0, < 7.6.11, >= 7.1.0, < 7.4.21, >= 7.0.0, < 7.0.40, >= 6.0.0, < 6.0.70 7.6.11, 7.4.21, 7.0.40, 6.0.70
10.03.2022

XML Entity Expansion in trytond and proteus this entry

High · 7.5 CVE-2022-26662 >= 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
21.11.2019

trytond 2.4: ModelView.button fails to validate authorization

High · 7.5 CVE-2012-2238 >= 2.4.0, < 2.4.2 2.4.2
05.04.2019

In trytond/model/modelstorage.py in Tryton 4.2 before 4.2.21, 4.4 before 4.4.19, 4.6 before 4.6.14, 4.8 before 4.8.10, and 5.0 before 5.0.6, an authenticated user can order records based on a field fo

High · 6.5 CVE-2019-10868 >= 4.2.0, < 4.2.21, >= 4.4.0, < 4.4.19, >= 4.6.0, < 4.6.14, >= 4.8.0, < 4.8.10, >= 5.0.0, < 5.0.6 4.2.21, 4.4.19, 4.6.14, 4.8.10, 5.0.6
12.04.2018

Tryton vulnerable to arbitrary command execution

High · 8.8 CVE-2014-6633 >= 2.4.0, < 2.4.15, >= 2.6.0, < 2.6.14, >= 2.8.0, < 2.8.11, >= 3.0.0, < 3.0.7, >= 3.2.0, < 3.2.3 2.4.15, 2.6.14, 2.8.11, 3.0.7, 3.2.3
18.11.2013

Tryton Directory Traversal vulnerability

High · 7.5 CVE-2013-4510 = 3.0.0 no fix
12.07.2012

model/modelstorage.py in the Tryton application framework (trytond) before 2.4.0 for Python does not properly restrict access to the Many2Many field in the relation model, which allows remote authenti

High · 6.5 CVE-2012-0215 < 2.2.4 2.2.4

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