CVE-2025-67843

import { MDXProvider } from '@mdx-js/react'; import { evaluate } from '@mdx-js/mdx'; const maliciousCode = '<script>alert("XSS")</script>'; const mdxContent = `\n${maliciousCode}\n`; evaluate(mdxContent);

{"cve": {"id": "CVE-2025-67843", "sourceIdentifier": "[email protected]", "published": "2025-12-19T02:16:08.990", "lastModified": "2026-01-02T16:07:45.247", "vulnStatus": "Analyzed", "cveTags": [{"sourceIdentifier": "[email protected]", "tags": ["exclusively-hosted-service"]}], "descriptions": [{"lang": "en", "value": "A Server-Side Template Injection (SSTI) vulnerability in the MDX Rendering Engine in Mintlify Platform before 2025-11-15 allows remote attackers to execute arbitrary code via inline JSX expressions in an MDX file."}], "metrics": {"cvssMetricV31": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L", "baseScore": 8.3, "baseSeverity": "HIGH", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "LOW"}, "exploitabilityScore": 2.8, "impactScore": 5.5}, {"source": "[email protected]", "type": "Primary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "baseScore": 9.8, "baseSeverity": "CRITICAL", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH"}, "exploitabilityScore": 3.9, "impactScore": 5.9}]}, "weaknesses": [{"source": "[email protected]", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-1336"}]}], "configurations": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:mintlify:mintlify:*:*:*:*:*:*:*:*", "versionEndExcluding": "2025-11-15", "matchCriteriaId": "4E599124-4B00-4D5C-ADB5-EC4564D3E5BF"}]}]}], "references": [{"url": "https://kibty.town/blog/mintlify/", "source": "[email protected]", "tags": ["Exploit", "Third Party Advisory"]}, {"url": "https://news.ycombinator.com/item?id=46317098", "source": "[email protected]", "tags": ["Issue Tracking"]}, {"url": "https://www.mintlify.com/blog/working-with-security-researchers-november-2025", "source": "[email protected]", "tags": ["Vendor Advisory"]}, {"url": "https://www.mintlify.com/docs/changelog", "source": "[email protected]", "tags": ["Release Notes"]}, {"url": "https://kibty.town/blog/mintlify/", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "tags": ["Exploit", "Third Party Advisory"]}]}}