{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-45723", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-05-13T05:51:48.666Z", "datePublished": "2026-09-17T19:39:28.303Z", "dateUpdated": "2026-09-17T19:39:28.303Z"}, "containers": {"cna": {"title": "Omni: Operator can traverse image-factory API paths via unsanitized `talos_version` in CreateSchematic", "problemTypes": [{"descriptions": [{"cweId": "CWE-20", "lang": "en", "description": "CWE-20: Improper Input Validation", "type": "CWE"}]}, {"descriptions": [{"cweId": "CWE-22", "lang": "en", "description": "CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')", "type": "CWE"}]}, {"descriptions": [{"cweId": "CWE-209", "lang": "en", "description": "CWE-209: Generation of Error Message Containing Sensitive Information", "type": "CWE"}]}, {"descriptions": [{"cweId": "CWE-441", "lang": "en", "description": "CWE-441: Unintended Proxy or Intermediary ('Confused Deputy')", "type": "CWE"}]}, {"descriptions": [{"cweId": "CWE-918", "lang": "en", "description": "CWE-918: Server-Side Request Forgery (SSRF)", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 2.7, "baseSeverity": "LOW", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "privilegesRequired": "HIGH", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N", "version": "3.1"}}], "references": [{"name": "https://github.com/siderolabs/omni/security/advisories/GHSA-c66c-vq6w-fvh5", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/siderolabs/omni/security/advisories/GHSA-c66c-vq6w-fvh5"}, {"name": "https://github.com/siderolabs/omni/pull/2817", "tags": ["x_refsource_MISC"], "url": "https://github.com/siderolabs/omni/pull/2817"}, {"name": "https://github.com/siderolabs/omni/commit/13c3f289789842e1fd954d98babb34b94eea1192", "tags": ["x_refsource_MISC"], "url": "https://github.com/siderolabs/omni/commit/13c3f289789842e1fd954d98babb34b94eea1192"}, {"name": "https://github.com/siderolabs/omni/commit/3e69e80802624bf322f16aa499d5eafca16d0025", "tags": ["x_refsource_MISC"], "url": "https://github.com/siderolabs/omni/commit/3e69e80802624bf322f16aa499d5eafca16d0025"}, {"name": "https://github.com/siderolabs/omni/commit/9426c2cabccaa1d442bc8ebf28c16cae2d7c6ff7", "tags": ["x_refsource_MISC"], "url": "https://github.com/siderolabs/omni/commit/9426c2cabccaa1d442bc8ebf28c16cae2d7c6ff7"}, {"name": "https://github.com/siderolabs/omni/releases/tag/v1.6.6", "tags": ["x_refsource_MISC"], "url": "https://github.com/siderolabs/omni/releases/tag/v1.6.6"}, {"name": "https://github.com/siderolabs/omni/releases/tag/v1.7.3", "tags": ["x_refsource_MISC"], "url": "https://github.com/siderolabs/omni/releases/tag/v1.7.3"}], "affected": [{"vendor": "siderolabs", "product": "omni", "versions": [{"version": "< 1.6.6", "status": "affected"}, {"version": ">= 1.7.0, < 1.7.3", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-09-17T19:39:28.303Z"}, "descriptions": [{"lang": "en", "value": "Omni manages Kubernetes on bare metal, virtual machines, or in a cloud. Prior to 1.6.6 and 1.7.3, managementServer.CreateSchematic in internal/backend/grpc/schematics.go passes the caller-controlled TalosVersion field to imageFactoryClient.OverlaysVersions without validating it as a version. An authenticated Operator can submit traversal segments in TalosVersion, and url.URL.JoinPath normalizes them into unintended paths on the configured image-factory host. Omni then issues HTTP GET requests to those paths and reflects error-body content, enabling same-host endpoint probing and possible disclosure of internal diagnostics while preventing redirection to another host or write requests. This issue is fixed in versions 1.6.6 and 1.7.3."}], "source": {"advisory": "GHSA-c66c-vq6w-fvh5", "discovery": "UNKNOWN"}}}}

{}

{"affected": [{"affectedData": [{"product": "omni", "vendor": "siderolabs", "versions": [{"status": "affected", "version": "< 1.6.6"}, {"status": "affected", "version": ">= 1.7.0, < 1.7.3"}]}], "source": "security-advisories@github.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Omni manages Kubernetes on bare metal, virtual machines, or in a cloud. Prior to 1.6.6 and 1.7.3, managementServer.CreateSchematic in internal/backend/grpc/schematics.go passes the caller-controlled TalosVersion field to imageFactoryClient.OverlaysVersions without validating it as a version. An authenticated Operator can submit traversal segments in TalosVersion, and url.URL.JoinPath normalizes them into unintended paths on the configured image-factory host. Omni then issues HTTP GET requests to those paths and reflects error-body content, enabling same-host endpoint probing and possible disclosure of internal diagnostics while preventing redirection to another host or write requests. This issue is fixed in versions 1.6.6 and 1.7.3."}], "id": "CVE-2026-45723", "lastModified": "2026-09-17T20:16:49.347", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 2.7, "baseSeverity": "LOW", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "privilegesRequired": "HIGH", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 1.2, "impactScore": 1.4, "source": "security-advisories@github.com", "type": "Secondary"}]}, "published": "2026-09-17T20:16:49.347", "references": [{"source": "security-advisories@github.com", "url": "https://github.com/siderolabs/omni/commit/13c3f289789842e1fd954d98babb34b94eea1192"}, {"source": "security-advisories@github.com", "url": "https://github.com/siderolabs/omni/commit/3e69e80802624bf322f16aa499d5eafca16d0025"}, {"source": "security-advisories@github.com", "url": "https://github.com/siderolabs/omni/commit/9426c2cabccaa1d442bc8ebf28c16cae2d7c6ff7"}, {"source": "security-advisories@github.com", "url": "https://github.com/siderolabs/omni/pull/2817"}, {"source": "security-advisories@github.com", "url": "https://github.com/siderolabs/omni/releases/tag/v1.6.6"}, {"source": "security-advisories@github.com", "url": "https://github.com/siderolabs/omni/releases/tag/v1.7.3"}, {"source": "security-advisories@github.com", "url": "https://github.com/siderolabs/omni/security/advisories/GHSA-c66c-vq6w-fvh5"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-20"}, {"lang": "en", "value": "CWE-22"}, {"lang": "en", "value": "CWE-209"}, {"lang": "en", "value": "CWE-441"}, {"lang": "en", "value": "CWE-918"}], "source": "security-advisories@github.com", "type": "Primary"}]}

{}

{}