In order to be vulnerable to CVE-2026-101149, OAuth SSO must be configured. To verify, navigate to Settings → Access Management → Authentication → SSO Providers. If any provider appears under the OAuth Providers section, OAuth SSO is configured. If no provider is listed, there is no exposure to this issue.
"}],"value":"In order to be vulnerable to CVE-2026-101149, OAuth SSO must be configured. To verify, navigate to Settings → Access Management → Authentication → SSO Providers. If any provider appears under the OAuth Providers section, OAuth SSO is configured. If no provider is listed, there is no exposure to this issue."}],"descriptions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"Insufficient validation of OIDC SSO provider configuration could allow a user with specific high privileges to direct requests to arbitrary destinations.
"}],"value":"Insufficient validation of OIDC SSO provider configuration could allow a user with specific high privileges to direct requests to arbitrary destinations."}],"impacts":[{"capecId":"CAPEC-664","descriptions":[{"lang":"en","value":"CAPEC-664 Server-Side Request Forgery"}]}],"metrics":[{"cvssV3_1":{"baseScore":4.1,"baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:N/A:N","version":"3.1"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]},{"cvssV4_0":{"baseScore":5.1,"baseSeverity":"MEDIUM","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:N/SC:L/SI:N/SA:N","version":"4.0"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-918","description":"CWE-918 Server-Side Request Forgery (SSRF)","lang":"en","type":"CWE"}]}],"providerMetadata":{"dateUpdated":"2026-10-06T19:37:25.250Z","orgId":"c8b34d1a-69ae-45c3-88fe-f3b3d44f39b7","shortName":"Arista"},"references":[{"tags":["vendor-advisory"],"url":"https://www.arista.com/en/support/advisories-notices/security-advisory/24802-security-advisory-0186"}],"solutions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"CVE-2026-101149 has been fixed in the following releases:
There is no configuration-based mitigation for this issue. However, operators can consider switching to an alternative non-OIDC SSO login method, if feasible. Additionally, restrict AAA settings and Account Management configuration permissions to trusted personnel only.
"}],"value":"There is no configuration-based mitigation for this issue. However, operators can consider switching to an alternative non-OIDC SSO login method, if feasible. Additionally, restrict AAA settings and Account Management configuration permissions to trusted personnel only."}]}},"cveMetadata":{"assignerOrgId":"c8b34d1a-69ae-45c3-88fe-f3b3d44f39b7","assignerShortName":"Arista","cveId":"CVE-2026-101149","datePublished":"2026-10-06T19:37:25.250Z","dateReserved":"2026-09-28T08:30:31.034Z","dateUpdated":"2026-10-06T19:51:18.383Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-10-06 20:17:08","lastModifiedDate":"2026-10-07 13:38:48","problem_types":["CWE-918","CWE-918 CWE-918 Server-Side Request Forgery (SSRF)"],"metrics":{"cvssMetricV40":[{"source":"psirt@arista.com","type":"Secondary","cvssData":{"version":"4.0","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:N/SC:L/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","baseScore":5.1,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"HIGH","userInteraction":"NONE","vulnConfidentialityImpact":"NONE","vulnIntegrityImpact":"NONE","vulnAvailabilityImpact":"NONE","subConfidentialityImpact":"LOW","subIntegrityImpact":"NONE","subAvailabilityImpact":"NONE","exploitMaturity":"NOT_DEFINED","confidentialityRequirement":"NOT_DEFINED","integrityRequirement":"NOT_DEFINED","availabilityRequirement":"NOT_DEFINED","modifiedAttackVector":"NOT_DEFINED","modifiedAttackComplexity":"NOT_DEFINED","modifiedAttackRequirements":"NOT_DEFINED","modifiedPrivilegesRequired":"NOT_DEFINED","modifiedUserInteraction":"NOT_DEFINED","modifiedVulnConfidentialityImpact":"NOT_DEFINED","modifiedVulnIntegrityImpact":"NOT_DEFINED","modifiedVulnAvailabilityImpact":"NOT_DEFINED","modifiedSubConfidentialityImpact":"NOT_DEFINED","modifiedSubIntegrityImpact":"NOT_DEFINED","modifiedSubAvailabilityImpact":"NOT_DEFINED","Safety":"NOT_DEFINED","Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","valueDensity":"NOT_DEFINED","vulnerabilityResponseEffort":"NOT_DEFINED","providerUrgency":"NOT_DEFINED"}}],"cvssMetricV31":[{"source":"psirt@arista.com","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:N/A:N","baseScore":4.1,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"HIGH","userInteraction":"NONE","scope":"CHANGED","confidentialityImpact":"LOW","integrityImpact":"NONE","availabilityImpact":"NONE"},"exploitabilityScore":2.3,"impactScore":1.4}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"timestamp":"2026-10-06T19:51:08.204808Z","id":"CVE-2026-101149","options":[{"exploitation":"none"},{"automatable":"no"},{"technicalImpact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}]},"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"101149","Ordinal":"1","Title":"Security Advisory 0186","CVE":"CVE-2026-101149","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"101149","Ordinal":"1","NoteData":"Insufficient validation of OIDC SSO provider configuration could allow a user with specific high privileges to direct requests to arbitrary destinations.","Type":"Description","Title":"Security Advisory 0186"}]}}}