{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2026-104973", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-10-02T18:16:13.629Z", "datePublished": "2026-10-05T17:41:33.110Z", "dateUpdated": "2026-10-07T20:54:46.744Z" }, "containers": { "cna": { "title": "Plane: DNS Rebinding Bypass of CVE-2026-30242 SSRF Fix in Webhook Delivery", "problemTypes": [ { "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": 7.6, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "LOW", "privilegesRequired": "HIGH", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:L/A:N", "version": "3.1" } } ], "references": [ { "name": "https://github.com/makeplane/plane/security/advisories/GHSA-whh3-5g95-4qhc", "tags": [ "x_refsource_CONFIRM" ], "url": "https://github.com/makeplane/plane/security/advisories/GHSA-whh3-5g95-4qhc" }, { "name": "https://github.com/makeplane/plane/pull/9163", "tags": [ "x_refsource_MISC" ], "url": "https://github.com/makeplane/plane/pull/9163" }, { "name": "https://github.com/makeplane/plane/commit/04622ce1188c4680951f0001e35efb342fe51615", "tags": [ "x_refsource_MISC" ], "url": "https://github.com/makeplane/plane/commit/04622ce1188c4680951f0001e35efb342fe51615" }, { "name": "https://github.com/makeplane/plane/releases/tag/v1.4.0", "tags": [ "x_refsource_MISC" ], "url": "https://github.com/makeplane/plane/releases/tag/v1.4.0" } ], "affected": [ { "vendor": "makeplane", "product": "plane", "versions": [ { "version": "< 1.4.0", "status": "affected" } ] } ], "providerMetadata": { "orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-10-05T17:41:33.110Z" }, "descriptions": [ { "lang": "en", "value": "Plane is an open-source project management tool. Prior to 1.4.0, the fix for CVE-2026-30242 validates webhook IP addresses only when the webhook is created in apps/api/plane/app/serializers/webhook.py. The delivery task in apps/api/plane/bgtasks/webhook_task.py performs a separate DNS resolution when sending the request and does not validate the resolved IP address, allowing DNS rebinding to bypass the SSRF protection. This issue is fixed in 1.4.0." } ], "source": { "advisory": "GHSA-whh3-5g95-4qhc", "discovery": "UNKNOWN" } }, "adp": [ { "references": [ { "url": "https://github.com/cthackers/adm-zip/security/advisories/GHSA-j5f4-cc29-5x44", "tags": [ "exploit" ] } ], "metrics": [ { "other": { "type": "ssvc", "content": { "timestamp": "2026-10-07T20:54:23.222680Z", "id": "CVE-2026-104973", "options": [ { "Exploitation": "poc" }, { "Automatable": "no" }, { "Technical Impact": "partial" } ], "role": "CISA Coordinator", "version": "2.0.3" } } } ], "title": "CISA ADP Vulnrichment", "providerMetadata": { "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-10-07T20:54:46.744Z" } } ] } }