CVE-2026-47725

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{"affected": [{"affectedData": [{"product": "nebula-mesh", "vendor": "juev", "versions": [{"status": "affected", "version": "< 0.3.3"}]}], "source": "security-advisories@github.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "nebula-mesh is a self-hosted control plane for Slack Nebula mesh virtual private network. Prior to version 0.3.3, every /ui/* POST / PUT / PATCH / DELETE route processes the request as soon as the session cookie validates. SameSite=Lax on the session cookie prevents most cross-site form submits but does not protect: top-level form-submit navigations from third-party pages (some browsers still send Lax cookies on top-level POSTs); same-registrable-domain attackers (sibling-subdomain XSS, subdomain takeover); the GET /ui/logout route, which a third-party <img src=\".../ui/logout\"> can force-trigger. This issue has been patched in version 0.3.3."}, {"lang": "es", "value": "nebula-mesh es un plano de control autoalojado para la red privada virtual de malla Slack Nebula. Antes de la versi\u00f3n 0.3.3, cada ruta /ui/* POST / PUT / PATCH / DELETE procesa la solicitud tan pronto como la cookie de sesi\u00f3n valida. SameSite=Lax en la cookie de sesi\u00f3n previene la mayor\u00eda de los env\u00edos de formularios entre sitios, pero no protege: las navegaciones de env\u00edo de formularios de nivel superior desde p\u00e1ginas de terceros (algunos navegadores a\u00fan env\u00edan cookies Lax en POSTs de nivel superior); atacantes del mismo dominio registrable (XSS de subdominio hermano, toma de control de subdominio); la ruta GET /ui/logout, que un tercero <img src=\u2019... / ui/logout\u2019> puede forzar a activar. Este problema ha sido parcheado en la versi\u00f3n 0.3.3."}], "id": "CVE-2026-47725", "lastModified": "2026-10-23T23:10:00.157", "metrics": {"cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "NONE", "attackVector": "NETWORK", "availabilityRequirement": "NOT_DEFINED", "baseScore": 6.9, "baseSeverity": "MEDIUM", "confidentialityRequirement": "NOT_DEFINED", "exploitMaturity": "NOT_DEFINED", "integrityRequirement": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "privilegesRequired": "NONE", "providerUrgency": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "userInteraction": "NONE", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X", "version": "4.0", "vulnAvailabilityImpact": "NONE", "vulnConfidentialityImpact": "LOW", "vulnIntegrityImpact": "LOW", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "source": "security-advisories@github.com", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-47725", "options": [{"exploitation": "poc"}, {"automatable": "yes"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-07-28T19:36:15.390587Z", "version": "2.0.3"}}]}, "published": "2026-07-28T19:17:34.237", "references": [{"source": "security-advisories@github.com", "url": "https://github.com/forgekeep/nebula-mesh/releases/tag/v0.3.3"}, {"source": "security-advisories@github.com", "url": "https://github.com/forgekeep/nebula-mesh/security/advisories/GHSA-273q-qgh5-wrj6"}, {"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "url": "https://github.com/forgekeep/nebula-mesh/security/advisories/GHSA-273q-qgh5-wrj6"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-352"}], "source": "security-advisories@github.com", "type": "Secondary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0,0.3.3)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "nebula-mesh", "source": "cna", "vendor": "juev"}, "product": "nebula-mesh", "vendor": "juev"}], "created": "2026-07-28T19:30:16.647727+00:00", "updated": "2026-08-04T13:00:11.546362+00:00", "vendors": ["juev", "juev$PRODUCT$nebula-mesh"]}