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Fencer Vulns
medium 5.3

CVE-2025-23387 json

Rancher's SAML-based login via CLI can be denied by unauthenticated users

published 2025-02-27 20 mo ago modified 2026-09-10 1 mo ago also GHSA-5qmp-9x47-92q8 , GO-2025-3489 , EUVD-2025-10799

cvss
5.3
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.6%
EPSS 0.6% chance of exploitation in 30 days, percentile 49%
public exploits
0
none known

Summary

A Exposure of Sensitive Information to an Unauthorized Actor vulnerability in SUSE rancher allowed unauthenticated users to list all CLI authentication tokens and delete them before the CLI is able to get the token value.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.

Patch / fix

  • go github.com/rancher/rancher 2.8.13, 2.9.7, 2.10.3
  • SUSE rancher 2.8.13, 2.9.7, 2.10.3
  • govulncheck-vulndb openSUSE Tumbleweed 0.0.20250312T181707-1.1

opensuse advisories openSUSE-SU-2025:14889-1

CISA SSVC

Exploitation
none
Automatable
yes
Technical impact
partial
Assessed
18 mo ago

Exploit prediction

0.60% chance of exploitation in the next 30 days, higher than 49% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
GitHub 3.1 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Affected packages

ecosystem package affected fixed in
go github.com/rancher/rancher
>=2.8.0, <2.8.13
>=2.9.0, <2.9.7
>=2.10.0, <2.10.3
all versions
2.8.13
2.9.7
2.10.3

Affected products

  • SUSE rancher

Classification

Weakness
  • CWE-200 Exposure of Sensitive Information to an Unauthorized Actor

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.