KubePi is a Kubernetes multi-cluster management panel. In versions up to and including 1.6.15, the SSO configuration API endpoints are exposed on the same public routing boundary as the SSO login and callback endpoints, so SSO, OIDC, and SAML management operations can be reached without administrator authorization. Because reading, creating, and updating the global SSO configuration is not restricted to administrators, an unauthorized or low-privileged user can inspect or alter the authentication configuration, which under certain conditions can lead to account takeover or privilege escalation. The SSO connectivity-test function can additionally be abused as a server-side request forgery primitive, and the user list API returns user objects without consistently clearing authentication-related fields. This issue is fixed in version 2.0.0.
Security readout for executives and security teams
Plain-English summary
KubePi versions before 2.0.0 can expose authentication-management functions without administrator authorization. An internet-based attacker may alter single sign-on settings, potentially gain administrative access, reach internal services through KubePi, or obtain sensitive authentication-related user data. Compromise could affect every Kubernetes cluster managed through the panel.
Executive priority
Treat exposed or production-connected KubePi deployments as an immediate remediation priority. Upgrade promptly, restrict access while remediation proceeds, and investigate authentication changes. Because KubePi can administer multiple Kubernetes clusters, one panel compromise may create broad operational and data risk.
Technical view
SSO login, callback, and configuration operations share a public routing boundary without adequate authorization. Unauthenticated or low-privileged actors can read or modify global SSO, OIDC, and SAML settings. The connectivity test provides an SSRF primitive, while user-list responses may retain authentication-related fields. The bundle assigns CVSS 4.0 10.0 and CWE-306.
Likely exposure
Organizations running KubePi earlier than 2.0.0 are potentially affected, particularly where the management panel is internet-accessible or reachable by untrusted users. Exposure is more consequential when KubePi controls production clusters, uses SSO, or can reach sensitive internal services. The source bundle specifically describes versions through 1.6.15 and broadly identifies versions below 2.0.0.
Exploitation context
The flaw is remotely reachable, requires no privileges or user interaction, and can affect confidentiality, integrity, and availability. The supplied sources do not establish active exploitation, public weaponization, or inclusion in CISA KEV. Exploitation conditions and observed attack volume therefore remain unconfirmed.
Researcher notes
The core weakness is missing authorization on authentication-management routes, with adjacent SSRF and user-data exposure concerns. The bundle does not define every prerequisite for account takeover or the precise authentication fields disclosed. Validate behavior only in authorized environments and use the vendor advisory and fixing commit to assess implementation changes.
Mitigation direction
Upgrade KubePi to version 2.0.0, the fixed release identified by the vendor.
Until upgraded, restrict KubePi management access to trusted administrative networks.
Review SSO, OIDC, and SAML settings for unauthorized additions or changes.
Rotate affected credentials and sessions if configuration tampering or account takeover is suspected.
Validation and detection
Inventory KubePi deployments and confirm each installed version is 2.0.0 or later.
Verify SSO configuration management operations reject unauthenticated and non-administrator users.
Review authentication and configuration logs for unexpected SSO changes or newly privileged accounts.
Check monitoring records for unusual outbound requests originating from KubePi connectivity tests.
Confirm user-list responses do not expose authentication-related fields to unauthorized users.
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Potential ATT&CK relevance
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
cwe · medium confidence lookup
CWE-306: Credential and account abuse lookup
Authentication and credential weaknesses can make valid-account abuse and credential telemetry useful review starting points. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.
The CVE wording references privilege impact, so privilege escalation and authorization behavior review may help. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
The CVE wording references SSRF or metadata access, so cloud discovery and credential material review may help. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
The affected technology mentions containers, so container-specific ATT&CK technique review may help. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
1CVSS vectors
3Timeline events
1ADP providers
4Source links
SSVC decision data
CISA-ADPCISA Coordinator
Timestamp
Version
2.0.3
Exploitation: noneAutomatable: noTechnical Impact: total
CVSS vector scores
1 official score
We collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.
CWE-306 · source CWE mapping
Missing Authentication for Critical Function
Missing Authentication for Critical Function represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.