CVE-2026-29779

{"id": "CVE-2026-29779", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Secondary", "source": "security-advisories@github.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 3.6, "exploitabilityScore": 3.9}]}, "published": "2026-03-07T16:15:54.953", "references": [{"url": "https://github.com/lyc8503/UptimeFlare/commit/377a5963c66ba9a798abebfe8d80378b053435e9", "tags": ["Patch"], "source": "security-advisories@github.com"}, {"url": "https://github.com/lyc8503/UptimeFlare/issues/198", "tags": ["Issue Tracking"], "source": "security-advisories@github.com"}, {"url": "https://github.com/lyc8503/UptimeFlare/security/advisories/GHSA-36q9-v7p3-vj6v", "tags": ["Vendor Advisory"], "source": "security-advisories@github.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "security-advisories@github.com", "description": [{"lang": "en", "value": "CWE-200"}]}, {"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "NVD-CWE-noinfo"}]}], "descriptions": [{"lang": "en", "value": "UptimeFlare is a serverless uptime monitoring & status page solution, powered by Cloudflare Workers. Prior to commit 377a596, configuration file uptime.config.ts exports both pageConfig (safe for client use) and workerConfig (server-only, contains sensitive data) from the same module. Due to pages/incidents.tsx importing and using workerConfig directly inside client-side component code, the entire workerConfig object was included in the client-side JavaScript bundle served to all visitors. This issue has been patched via commit 377a596."}, {"lang": "es", "value": "UptimeFlare es una soluci\u00f3n sin servidor de monitoreo de tiempo de actividad y p\u00e1gina de estado, impulsada por Cloudflare Workers. Antes del commit 377a596, el archivo de configuraci\u00f3n uptime.config.ts exportaba tanto pageConfig (seguro para uso del cliente) como workerConfig (solo para servidor, contiene datos sensibles) desde el mismo m\u00f3dulo. Debido a que pages/incidents.tsx importaba y usaba workerConfig directamente dentro del c\u00f3digo del componente del lado del cliente, el objeto workerConfig completo se incluy\u00f3 en el paquete JavaScript del lado del cliente servido a todos los visitantes. Este problema ha sido parcheado mediante el commit 377a596."}], "lastModified": "2026-03-11T22:07:38.207", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:lyc8503:uptimeflare:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "3F0BF86D-7167-41AE-A8B1-CC603467A5C2", "versionEndExcluding": "2026-03-04"}], "operator": "OR"}]}], "sourceIdentifier": "security-advisories@github.com"}