{"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": "2026-10-05T17:41:33.110Z"}, "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"}}}}

{}

{"affected": [{"affectedData": [{"product": "plane", "vendor": "makeplane", "versions": [{"status": "affected", "version": "< 1.4.0"}]}], "source": "security-advisories@github.com"}], "cveTags": [], "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."}], "id": "CVE-2026-104973", "lastModified": "2026-10-05T18:17:32.427", "metrics": {"cvssMetricV31": [{"cvssData": {"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"}, "exploitabilityScore": 2.3, "impactScore": 4.7, "source": "security-advisories@github.com", "type": "Secondary"}]}, "published": "2026-10-05T18:17:32.290", "references": [{"source": "security-advisories@github.com", "url": "https://github.com/makeplane/plane/commit/04622ce1188c4680951f0001e35efb342fe51615"}, {"source": "security-advisories@github.com", "url": "https://github.com/makeplane/plane/pull/9163"}, {"source": "security-advisories@github.com", "url": "https://github.com/makeplane/plane/releases/tag/v1.4.0"}, {"source": "security-advisories@github.com", "url": "https://github.com/makeplane/plane/security/advisories/GHSA-whh3-5g95-4qhc"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-918"}], "source": "security-advisories@github.com", "type": "Primary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0,1.4.0)"}}], "enrichment": {"confidence": 95.0, "confidence_source": "inferred", "scores": [{"score": 95.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "plane", "source": "cna", "vendor": "makeplane"}, "product": "plane", "vendor": "makeplane"}], "created": "2026-10-05T18:30:19.435364+00:00", "updated": "2026-10-05T18:30:19.837812+00:00", "vendors": ["makeplane", "makeplane$PRODUCT$plane"]}