CVE-2024-58260 Rancher update on users can deny the service to the admin
Users with update permissions can deny service to admin accounts by modifying usernames due to missing server-side validation.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2024-58260?
CVE-2024-58260 is a high-severity missing authorization vulnerability in SUSE rancher, published on 2 Oct 2025. An attacker needs administrator access to exploit it, with no action from the victim.
Official description
A vulnerability has been identified within Rancher Manager where a missing server-side validation on the `.username` field in Rancher can allow users with update permissions on other User resources to cause denial of access for targeted accounts.
Weakness: CWE-863
Which versions are affected by CVE-2024-58260?
9 open source packages ship an affected version, including github.com/rancher/rancher.
| Package | Affected | Fixed in |
|---|---|---|
github.com/rancher/rancher Go | All versions | None |
github.com/rancher/rancher Go | From 2.10.0 | 2.10.10 |
github.com/rancher/rancher Go | From 2.10.0 | 2.10.10 |
github.com/rancher/rancher Go | From 2.11.0 | 2.11.6 |
github.com/rancher/rancher Go | From 2.11.0 | 2.11.6 |
github.com/rancher/rancher Go | From 2.12.0 | 2.12.2 |
3 more packages
github.com/rancher/rancher Go | From 2.12.0 | 2.12.2 |
github.com/rancher/rancher Go | From 2.9.0 | 2.9.12 |
github.com/rancher/rancher Go | From 2.9.0 | 2.9.12 |
How do I fix CVE-2024-58260?
Upgrade github.com/rancher/rancher to a fixed version for your release line: 2.10.10, 2.11.6, 2.12.2 or 2.9.12.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2024-58260 being exploited?
There is no known exploitation of CVE-2024-58260 in the wild and no public exploit code.
Sources
Also known as GHSA-q82v-h4rq-5c86, GO-2025-3983.