CVE-2025-66423 trytond does not enforce access rights for the route of the HTML editor.

High 7.1 Published 30 Nov 2025 Updated 1 Dec 2025

Attackers can access the HTML editor route without proper authorization, potentially reading or modifying data in Tryton ERP.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Over the internet
Victim action needed: Not needed
Fix: Available

What is CVE-2025-66423?

CVE-2025-66423 is a high-severity missing authorization vulnerability in trytond, published on 30 Nov 2025. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

Tryton trytond 6.0 before 7.6.11 does not enforce access rights for the route of the HTML editor. This is fixed in 7.6.11, 7.4.21, 7.0.40, and 6.0.70.

Weakness: CWE-863

Which versions are affected by CVE-2025-66423?

9 open source packages ship an affected version, including trytond. It affects 1 product.

Package	Affected	Fixed in
`trytond` PyPI	From `6.0.0`	`6.0.70, 7.0.40, 7.4.21, 7.6.11`
`trytond` PyPI	From `6.0.0`	`6.0.70`
`trytond` PyPI	From `6.0.0`	`6.0.70`
`trytond` PyPI	From `7.0.0`	`7.0.40`
`trytond` PyPI	From `7.0.0`	`7.0.40`
`trytond` PyPI	From `7.1.0`	`7.4.21`

3 more packages

`trytond` PyPI	From `7.1.0`	`7.4.21`
`trytond` PyPI	From `7.5.0`	`7.6.11`
`trytond` PyPI	From `7.5.0`	`7.6.11`

Products include Tryton Trytond.

How do I fix CVE-2025-66423?

Upgrade trytond to a fixed version for your release line: 6.0.70, 7.0.40, 7.4.21 or 7.6.11.

Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.

Is CVE-2025-66423 being exploited?

There is no known exploitation of CVE-2025-66423 in the wild and no public exploit code.

Sources

Also known as DEBIAN-CVE-2025-66423, GHSA-p3p5-xrmv-4j6x, PYSEC-2026-1991, UBUNTU-CVE-2025-66423.