Rancher credentials disclosed to third-party hosts by the Rancher Manager meta proxy

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2026-88811
StatePUBLISHED
Assignersuse
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-11-02 17:17:45 UTC
Updated2026-11-03 05:18:53 UTC
DescriptionMissing filtering in the SUSE Rancher Manager meta proxy could cause passed in rancher credentials to be leaked to cloud providers. This affects SUSE Rancher 2.15.0 up to 2.15.3, 2.14.0 up to 2.14.7, 2.13.0 up to 2.13.11,

Risk And Classification

Primary CVSS: v3.1 9.1 CRITICAL from [email protected]

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

EPSS: 0.004270000 probability, percentile 0.369890000 (date 2026-11-03)

Problem Types: CWE-201 | CWE-201 CWE-201 Insertion of sensitive information into sent data

VersionSourceTypeScoreSeverityVector
3.1[email protected]Secondary9.1CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
3.1CNACVSS9.1CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
None

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA SUSE Rancher affected 2.15.0 2.15.3 semver Not specified
CNA SUSE Rancher affected 2.14.0 2.14.7 semver Not specified
CNA SUSE Rancher affected 2.13.0 2.13.11 semver Not specified
CNA SUSE Rancher affected 2.12.0 2.12.15 semver Not specified
CNA SUSE Rancher affected 2.11.0 2.11.19 semver Not specified

References

ReferenceSourceLinkTags
github.com/rancher/rancher/security/advisories/GHSA-x82x-2qj6-5rm2 [email protected] github.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Vendor Comments And Credit

Discovery Credit

CNA: Peter Matseykanets (en)

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