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    "cveMetadata": {
        "cveId": "CVE-2026-25705",
        "assignerOrgId": "404e59f5-483d-4b8a-8e7a-e67604dd8afb",
        "state": "PUBLISHED",
        "assignerShortName": "suse",
        "dateReserved": "2026-02-05T15:37:24.184Z",
        "datePublished": "2026-05-13T08:00:46.097Z",
        "dateUpdated": "2026-05-14T03:55:59.252Z"
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                "dateUpdated": "2026-05-13T08:01:27.283Z"
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            "title": "Rancher Extensions have arbitrary file access via path traversal",
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                    "descriptions": [
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                            "lang": "en",
                            "cweId": "CWE-35",
                            "description": "CWE-35 Path traversal: '.../...//'",
                            "type": "CWE"
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                    ]
                }
            ],
            "affected": [
                {
                    "vendor": "SUSE",
                    "product": "rancher",
                    "packageName": "github.com/rancher/rancher",
                    "versions": [
                        {
                            "status": "affected",
                            "version": "2.14.0",
                            "lessThan": "2.14.1",
                            "versionType": "semver"
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                        {
                            "status": "affected",
                            "version": "2.13.0",
                            "lessThan": "2.13.5",
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                            "version": "2.12.0",
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                            "version": "2.10.11",
                            "lessThan": "2.11.13",
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                    ],
                    "defaultStatus": "unaffected"
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            ],
            "descriptions": [
                {
                    "lang": "en",
                    "value": "A vulnerability has been identified in [Rancher's Extensions](https://ranchermanager.docs.rancher.com/integrations-in-rancher/rancher-extensions) where malicious code can be injected in Rancher through a path traversal in the `compressedEndpoint` field inside a `UIPlugin` deployment. A malicious UI extension could abuse that to:  *  Overwrite Rancher binaries or configuration to inject code.\n\n  *  Write to /var/lib/rancher/ to tamper with cluster state.\n\n  *  If hostPath volumes are mounted, write to the host node filesystem.\n\n  *  Use this issue to chain with other attack vectors.",
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                            "value": "A vulnerability has been identified in [Rancher's Extensions](https://ranchermanager.docs.rancher.com/integrations-in-rancher/rancher-extensions) where malicious code can be injected in Rancher through a path traversal in the `compressedEndpoint` field inside a `UIPlugin` deployment. A malicious UI extension could abuse that to:<div><ul><li>Overwrite Rancher binaries or configuration to inject code.</li>\n<li>Write to <code>/var/lib/rancher/</code> to tamper with cluster state.</li>\n<li>If <code>hostPath</code> volumes are mounted, write to the host node filesystem.</li>\n<li>Use this issue to chain with other attack vectors.</li></ul></div>"
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            "references": [
                {
                    "url": "https://bugzilla.suse.com/show_bug.cgi?id=CVE-2026-25705"
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                {
                    "url": "https://github.com/rancher/rancher/security/advisories/GHSA-5v3h-x4wf-5c35"
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                        "version": "3.1",
                        "attackVector": "NETWORK",
                        "attackComplexity": "LOW",
                        "privilegesRequired": "HIGH",
                        "userInteraction": "REQUIRED",
                        "scope": "CHANGED",
                        "confidentialityImpact": "HIGH",
                        "integrityImpact": "HIGH",
                        "availabilityImpact": "HIGH",
                        "baseSeverity": "HIGH",
                        "baseScore": 8.4,
                        "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:H/I:H/A:H"
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                                "timestamp": "2026-05-13T00:00:00+00:00",
                                "options": [
                                    {
                                        "Exploitation": "none"
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                                        "Automatable": "no"
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                                        "Technical Impact": "total"
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                                "version": "2.0.3",
                                "id": "CVE-2026-25705"
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