VulnerabilityDeferred

CVE-2025-23389

A Improper Access Control vulnerability in SUSE rancher allows a local user to impersonate other identities through SAML Authentication on first login.

HIGH 8.4EPSS 0.47%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.47%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

A Improper Access Control vulnerability in SUSE rancher allows a local user to impersonate other identities through SAML Authentication on first login. This issue affects rancher: from 2.8.0 before 2.8.13, from 2.9.0 before 2.9.7, from 2.10.0 before 2.10.3.

CVSS 3.1: 8.4 HIGHCVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:L
EPSS: 0.47% probability · 39th percentile
CISA KEV: Not listed
Weakness: CWE-284
Source: meissner@suse.de

References

https://bugzilla.suse.com/show_bug.cgi?id=CVE-2025-23389
https://github.com/rancher/rancher/security/advisories/GHSA-mq23-vvg7-xfm4

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.