CVE-2026-123812

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-123812", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-11-06T15:27:56.226Z", "datePublished": "2026-11-09T21:02:43.516Z", "dateUpdated": "2026-11-10T16:14:46.389Z"}, "containers": {"cna": {"title": "Dynatrace MCP Server: create_dynatrace_notebook missing the human-approval gate", "problemTypes": [{"descriptions": [{"cweId": "CWE-862", "lang": "en", "description": "CWE-862: Missing Authorization", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 3.7, "baseSeverity": "LOW", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N", "version": "3.1"}}], "references": [{"name": "https://github.com/dynatrace-oss/dynatrace-mcp/security/advisories/GHSA-pc2w-4mq8-32qw", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/dynatrace-oss/dynatrace-mcp/security/advisories/GHSA-pc2w-4mq8-32qw"}, {"name": "https://github.com/dynatrace-oss/dynatrace-mcp/commit/2851d3ce29d834c93b67f0db903c10e0b488e7ac", "tags": ["x_refsource_MISC"], "url": "https://github.com/dynatrace-oss/dynatrace-mcp/commit/2851d3ce29d834c93b67f0db903c10e0b488e7ac"}, {"name": "https://github.com/dynatrace-oss/dynatrace-mcp/releases/tag/v1.8.7", "tags": ["x_refsource_MISC"], "url": "https://github.com/dynatrace-oss/dynatrace-mcp/releases/tag/v1.8.7"}], "affected": [{"vendor": "dynatrace-oss", "product": "dynatrace-mcp", "versions": [{"version": "< 1.8.7", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-11-09T21:02:43.516Z"}, "descriptions": [{"lang": "en", "value": "Dynatrace MCP Server is an MCP server for Dynatrace Observability. Prior to 1.8.7, the create_dynatrace_notebook registration in src/index.ts performs a persistent document-write action without calling requestHumanApproval, although the project's other write tools use that gate to obtain operator consent. A caller can create tenant-visible notebooks containing attacker-controlled Markdown or DQL content, and tenant users may later execute embedded DQL when opening the notebook. The tool also lacks a destructiveHint annotation that would signal its side effects to MCP clients. This issue is fixed in version 1.8.7."}], "source": {"advisory": "GHSA-pc2w-4mq8-32qw", "discovery": "UNKNOWN"}}, "adp": [{"references": [{"url": "https://github.com/dynatrace-oss/dynatrace-mcp/security/advisories/GHSA-pc2w-4mq8-32qw", "tags": ["exploit"]}], "metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-11-10T16:14:25.352854Z", "id": "CVE-2026-123812", "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": "2026-11-10T16:14:46.389Z"}}]}}

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-123812", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-11-06T15:27:56.226Z", "datePublished": "2026-11-09T21:02:43.516Z", "dateUpdated": "2026-11-10T16:14:46.389Z"}, "containers": {"cna": {"title": "Dynatrace MCP Server: create_dynatrace_notebook missing the human-approval gate", "problemTypes": [{"descriptions": [{"cweId": "CWE-862", "lang": "en", "description": "CWE-862: Missing Authorization", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 3.7, "baseSeverity": "LOW", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N", "version": "3.1"}}], "references": [{"name": "https://github.com/dynatrace-oss/dynatrace-mcp/security/advisories/GHSA-pc2w-4mq8-32qw", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/dynatrace-oss/dynatrace-mcp/security/advisories/GHSA-pc2w-4mq8-32qw"}, {"name": "https://github.com/dynatrace-oss/dynatrace-mcp/commit/2851d3ce29d834c93b67f0db903c10e0b488e7ac", "tags": ["x_refsource_MISC"], "url": "https://github.com/dynatrace-oss/dynatrace-mcp/commit/2851d3ce29d834c93b67f0db903c10e0b488e7ac"}, {"name": "https://github.com/dynatrace-oss/dynatrace-mcp/releases/tag/v1.8.7", "tags": ["x_refsource_MISC"], "url": "https://github.com/dynatrace-oss/dynatrace-mcp/releases/tag/v1.8.7"}], "affected": [{"vendor": "dynatrace-oss", "product": "dynatrace-mcp", "versions": [{"version": "< 1.8.7", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-11-09T21:02:43.516Z"}, "descriptions": [{"lang": "en", "value": "Dynatrace MCP Server is an MCP server for Dynatrace Observability. Prior to 1.8.7, the create_dynatrace_notebook registration in src/index.ts performs a persistent document-write action without calling requestHumanApproval, although the project's other write tools use that gate to obtain operator consent. A caller can create tenant-visible notebooks containing attacker-controlled Markdown or DQL content, and tenant users may later execute embedded DQL when opening the notebook. The tool also lacks a destructiveHint annotation that would signal its side effects to MCP clients. This issue is fixed in version 1.8.7."}], "source": {"advisory": "GHSA-pc2w-4mq8-32qw", "discovery": "UNKNOWN"}}, "adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2026-123812", "role": "CISA Coordinator", "options": [{"Exploitation": "poc"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2026-11-10T16:14:25.352854Z"}}}], "references": [{"url": "https://github.com/dynatrace-oss/dynatrace-mcp/security/advisories/GHSA-pc2w-4mq8-32qw", "tags": ["exploit"]}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-11-10T16:14:42.812Z"}}]}}

{"affected": [{"affectedData": [{"product": "dynatrace-mcp", "vendor": "dynatrace-oss", "versions": [{"status": "affected", "version": "< 1.8.7"}]}], "source": "security-advisories@github.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Dynatrace MCP Server is an MCP server for Dynatrace Observability. Prior to 1.8.7, the create_dynatrace_notebook registration in src/index.ts performs a persistent document-write action without calling requestHumanApproval, although the project's other write tools use that gate to obtain operator consent. A caller can create tenant-visible notebooks containing attacker-controlled Markdown or DQL content, and tenant users may later execute embedded DQL when opening the notebook. The tool also lacks a destructiveHint annotation that would signal its side effects to MCP clients. This issue is fixed in version 1.8.7."}], "id": "CVE-2026-123812", "lastModified": "2026-11-12T22:18:51.470", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 3.7, "baseSeverity": "LOW", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 2.2, "impactScore": 1.4, "source": "security-advisories@github.com", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-123812", "options": [{"exploitation": "poc"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-11-10T16:14:25.352854Z", "version": "2.0.3"}}]}, "published": "2026-11-09T22:18:37.437", "references": [{"source": "security-advisories@github.com", "url": "https://github.com/dynatrace-oss/dynatrace-mcp/commit/2851d3ce29d834c93b67f0db903c10e0b488e7ac"}, {"source": "security-advisories@github.com", "url": "https://github.com/dynatrace-oss/dynatrace-mcp/releases/tag/v1.8.7"}, {"source": "security-advisories@github.com", "url": "https://github.com/dynatrace-oss/dynatrace-mcp/security/advisories/GHSA-pc2w-4mq8-32qw"}, {"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "url": "https://github.com/dynatrace-oss/dynatrace-mcp/security/advisories/GHSA-pc2w-4mq8-32qw"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-862"}], "source": "security-advisories@github.com", "type": "Secondary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0,1.8.7)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "cna", "scores": [{"score": 100.0, "source": "cna"}]}, "original": {"product": "dynatrace-mcp", "source": "cna", "vendor": "dynatrace-oss"}, "product": "dynatrace-mcp", "vendor": "dynatrace-oss"}], "created": "2026-11-09T23:15:03.930222+00:00", "updated": "2026-11-10T09:29:37.931592+00:00", "vendors": ["dynatrace-oss", "dynatrace-oss$PRODUCT$dynatrace-mcp"]}