CVE-2025-54468
A vulnerability has been identified within Rancher Manager whereby `Impersonate-Extra-*` headers are being sent to an external entity, for example `amazonaws.com`, via the `/meta/proxy` Rancher endpoint. These headers may contain identifiable and/or sensitive information e.g. email addresses.
- CVSS 3.1
- 4.7
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:N/A:N - EPSS
- 0.4% chance of exploitation in the next 30 days; higher than 29% of CVEs (scores of 2026-10-25)
- CWE
- CWE-200
- Published
- Modified
- Record from
- the NVD, synced
Packages (OSV)
| Advisory | Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|---|
| GHSA-mjcp-rj3c-36fr | Go | github.com/rancher/rancher | >=2.12.0 <2.12.2 | 2.12.2 |
| GHSA-mjcp-rj3c-36fr | Go | github.com/rancher/rancher | >=2.11.0 <2.11.6 | 2.11.6 |
| GHSA-mjcp-rj3c-36fr | Go | github.com/rancher/rancher | >=2.10.0 <2.10.10 | 2.10.10 |
| GHSA-mjcp-rj3c-36fr | Go | github.com/rancher/rancher | >=2.9.0 <2.9.12 | 2.9.12 |
| GO-2025-3982 | Go | github.com/rancher/rancher | all versions | no fix published |