{"api_version":"1","generated_at":"2026-11-10T18:11:32+00:00","cve":"CVE-2026-97373","urls":{"html":"https://cve.report/CVE-2026-97373","api":"https://cve.report/api/cve/CVE-2026-97373.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-97373","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-97373"},"summary":{"title":"draw.io: Incomplete SSRF blocklist in `ProxyServlet` / `Utils.sanitizeUrl`: RFC 6598 CGNAT range `100.64.0.0/10` is not blocked -> server-side request to internal CGNAT hosts","description":"draw.io is a configurable diagramming and whiteboarding application. Prior to 30.3.8, the optional /proxy endpoint contains an incomplete server-side request forgery blocklist. When the endpoint is enabled, the URL validator does not reject the RFC 6598 shared address range 100.64.0.0/10. An unauthenticated remote attacker can cause the draw.io server to request internal services that are reachable in this range, potentially disclosing data from Carrier-Grade NAT, Kubernetes, cloud, or overlay-network addresses. This vulnerability is fixed in 30.3.8.","state":"PUBLISHED","assigner":"GitHub_M","published_at":"2026-11-04 21:18:17","updated_at":"2026-11-09 17:17:35"},"problem_types":["CWE-918","CWE-918 CWE-918: Server-Side Request Forgery (SSRF)"],"metrics":[{"version":"3.1","source":"security-advisories@github.com","type":"Secondary","score":"5.8","severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:N/A:N","data":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:N/A:N","baseScore":5.8,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"CHANGED","confidentialityImpact":"LOW","integrityImpact":"NONE","availabilityImpact":"NONE"}},{"version":"3.1","source":"CNA","type":"DECLARED","score":"5.8","severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:N/A:N","data":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":5.8,"baseSeverity":"MEDIUM","confidentialityImpact":"LOW","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"CHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:N/A:N","version":"3.1"}}],"references":[{"url":"https://github.com/jgraph/drawio/security/advisories/GHSA-xc39-mcq4-fr4q","name":"https://github.com/jgraph/drawio/security/advisories/GHSA-xc39-mcq4-fr4q","refsource":"security-advisories@github.com","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://github.com/jgraph/drawio/commit/73c4a91196246bbdb60f52b15871e82006b7972d","name":"https://github.com/jgraph/drawio/commit/73c4a91196246bbdb60f52b15871e82006b7972d","refsource":"security-advisories@github.com","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-97373","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-97373","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"jgraph","product":"drawio","version":"affected < 30.3.8","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":{"cve_year":"2026","cve_id":"97373","cve":"CVE-2026-97373","epss":"0.002440000","percentile":"0.157090000","score_date":"2026-11-09","updated_at":"2026-11-10 00:05:33"},"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"adp":[{"metrics":[{"other":{"content":{"id":"CVE-2026-97373","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","timestamp":"2026-11-09T16:33:53.413943Z","version":"2.0.3"},"type":"ssvc"}}],"providerMetadata":{"dateUpdated":"2026-11-09T16:58:10.960Z","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP"},"title":"CISA ADP Vulnrichment"}],"cna":{"affected":[{"product":"drawio","vendor":"jgraph","versions":[{"status":"affected","version":"< 30.3.8"}]}],"descriptions":[{"lang":"en","value":"draw.io is a configurable diagramming and whiteboarding application. Prior to 30.3.8, the optional /proxy endpoint contains an incomplete server-side request forgery blocklist. When the endpoint is enabled, the URL validator does not reject the RFC 6598 shared address range 100.64.0.0/10. An unauthenticated remote attacker can cause the draw.io server to request internal services that are reachable in this range, potentially disclosing data from Carrier-Grade NAT, Kubernetes, cloud, or overlay-network addresses. This vulnerability is fixed in 30.3.8."}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":5.8,"baseSeverity":"MEDIUM","confidentialityImpact":"LOW","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"CHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:N/A:N","version":"3.1"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-918","description":"CWE-918: Server-Side Request Forgery (SSRF)","lang":"en","type":"CWE"}]}],"providerMetadata":{"dateUpdated":"2026-11-04T20:52:51.964Z","orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","shortName":"GitHub_M"},"references":[{"name":"https://github.com/jgraph/drawio/security/advisories/GHSA-xc39-mcq4-fr4q","tags":["x_refsource_CONFIRM"],"url":"https://github.com/jgraph/drawio/security/advisories/GHSA-xc39-mcq4-fr4q"},{"name":"https://github.com/jgraph/drawio/commit/73c4a91196246bbdb60f52b15871e82006b7972d","tags":["x_refsource_MISC"],"url":"https://github.com/jgraph/drawio/commit/73c4a91196246bbdb60f52b15871e82006b7972d"}],"source":{"advisory":"GHSA-xc39-mcq4-fr4q","discovery":"UNKNOWN"},"title":"draw.io: Incomplete SSRF blocklist in `ProxyServlet` / `Utils.sanitizeUrl`: RFC 6598 CGNAT range `100.64.0.0/10` is not blocked -> server-side request to internal CGNAT hosts"}},"cveMetadata":{"assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","assignerShortName":"GitHub_M","cveId":"CVE-2026-97373","datePublished":"2026-11-04T20:52:51.964Z","dateReserved":"2026-09-24T14:16:20.200Z","dateUpdated":"2026-11-09T16:58:10.960Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-11-04 21:18:17","lastModifiedDate":"2026-11-09 17:17:35","problem_types":["CWE-918","CWE-918 CWE-918: Server-Side Request Forgery (SSRF)"],"metrics":{"cvssMetricV31":[{"source":"security-advisories@github.com","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:N/A:N","baseScore":5.8,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"CHANGED","confidentialityImpact":"LOW","integrityImpact":"NONE","availabilityImpact":"NONE"},"exploitabilityScore":3.9,"impactScore":1.4}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"timestamp":"2026-11-09T16:33:53.413943Z","id":"CVE-2026-97373","options":[{"exploitation":"none"},{"automatable":"yes"},{"technicalImpact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}]},"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"97373","Ordinal":"1","Title":"draw.io: Incomplete SSRF blocklist in `ProxyServlet` / `Utils.sa","CVE":"CVE-2026-97373","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"97373","Ordinal":"1","NoteData":"draw.io is a configurable diagramming and whiteboarding application. Prior to 30.3.8, the optional /proxy endpoint contains an incomplete server-side request forgery blocklist. When the endpoint is enabled, the URL validator does not reject the RFC 6598 shared address range 100.64.0.0/10. An unauthenticated remote attacker can cause the draw.io server to request internal services that are reachable in this range, potentially disclosing data from Carrier-Grade NAT, Kubernetes, cloud, or overlay-network addresses. This vulnerability is fixed in 30.3.8.","Type":"Description","Title":"draw.io: Incomplete SSRF blocklist in `ProxyServlet` / `Utils.sa"}]}}}