CVE-2026-9318

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Attackers can rename worksheet sheets in imported files such as XLSX, ODS, XLS, or YAML with script payloads that are assigned to the Dataset title attribute and rendered unescaped inside an HTML h3 tag, leading to session hijacking, unauthorized administrative actions, and sensitive data exposure when the output is rendered in a browser."}, {"lang": "es", "value": "tablib anterior a la versi\u00f3n 3.10.0 contiene una vulnerabilidad de cross-site scripting almacenado en la funcionalidad de exportaci\u00f3n HTML que permite a los atacantes ejecutar JavaScript arbitrario incrustando cargas \u00fatiles maliciosas en los t\u00edtulos de los conjuntos de datos, los cuales son interpolados sin sanitizar en la salida HTML a trav\u00e9s del m\u00e9todo export_book en el gestor de formato _html.py. Los atacantes pueden renombrar hojas de c\u00e1lculo en archivos importados como XLSX, ODS, XLS o YAML con cargas \u00fatiles de script que se asignan al atributo de t\u00edtulo del conjunto de datos y se renderizan sin escapar dentro de una etiqueta HTML h3, lo que lleva al secuestro de sesi\u00f3n, acciones administrativas no autorizadas y exposici\u00f3n de datos sensibles cuando la salida se renderiza en un navegador."}], "id": "CVE-2026-9318", "lastModified": "2026-10-24T13:10:00.147", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 5.4, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 2.3, "impactScore": 2.7, "source": "disclosure@vulncheck.com", "type": "Secondary"}], "cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "NONE", "attackVector": "NETWORK", "availabilityRequirement": "NOT_DEFINED", "baseScore": 4.8, "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": "LOW", "providerUrgency": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "subConfidentialityImpact": "LOW", "subIntegrityImpact": "LOW", "userInteraction": "ACTIVE", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:L/VI:L/VA:N/SC:L/SI:L/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": "disclosure@vulncheck.com", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-9318", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-08-12T16:03:28.051738Z", "version": "2.0.3"}}]}, "published": "2026-08-12T03:16:43.233", "references": [{"source": "disclosure@vulncheck.com", "url": "https://github.com/jazzband/tablib"}, {"source": "disclosure@vulncheck.com", "url": "https://github.com/jazzband/tablib/pull/668"}, {"source": "disclosure@vulncheck.com", "url": "https://github.com/jazzband/tablib/releases/tag/v3.10.0"}, {"source": "disclosure@vulncheck.com", "url": "https://www.vulncheck.com/advisories/tablib-versions-prior-to-stored-xss-via-html-export-dataset-title"}], "sourceIdentifier": "disclosure@vulncheck.com", "vulnStatus": "Awaiting Analysis", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-79"}], "source": "disclosure@vulncheck.com", "type": "Secondary"}]}

{"bugzilla": {"description": "tablib: tablib: Arbitrary JavaScript execution via stored Cross-Site Scripting in HTML export", "id": "2514468", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2514468"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.4", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N", "status": "draft"}, "cwe": "CWE-79", "details": ["A flaw was found in tablib. This vulnerability, a stored cross-site scripting (XSS) issue, allows a remote attacker to execute arbitrary JavaScript code. By embedding malicious payloads within dataset titles, which are not properly sanitized during HTML export, an attacker can trigger the execution of these scripts when the exported HTML is viewed in a browser. This could lead to consequences such as session hijacking, unauthorized administrative actions, and the exposure of sensitive data."], "mitigation": {"lang": "en:us", "value": "Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base, or stability."}, "name": "CVE-2026-9318", "package_state": [{"cpe": "cpe:/a:redhat:ansible_automation_platform:2", "fix_state": "Fix deferred", "package_name": "ansible-automation-platform-24/hub-rhel8", "product_name": "Red Hat Ansible Automation Platform 2"}, {"cpe": "cpe:/a:redhat:ansible_automation_platform:2", "fix_state": "Fix deferred", "package_name": "ansible-automation-platform-24/lightspeed-rhel8", "product_name": "Red Hat Ansible Automation Platform 2"}, {"cpe": "cpe:/a:redhat:ansible_automation_platform:2", "fix_state": "Fix deferred", "package_name": "ansible-automation-platform-25/hub-rhel8", "product_name": "Red Hat Ansible Automation Platform 2"}, {"cpe": "cpe:/a:redhat:ansible_automation_platform:2", "fix_state": "Fix deferred", "package_name": "ansible-automation-platform-25/lightspeed-rhel8", "product_name": "Red Hat Ansible Automation Platform 2"}, {"cpe": "cpe:/a:redhat:ansible_automation_platform:2", "fix_state": "Fix deferred", "package_name": "ansible-automation-platform-26/hub-rhel9", "product_name": "Red Hat Ansible Automation Platform 2"}, {"cpe": "cpe:/a:redhat:ansible_automation_platform:2", "fix_state": "Fix deferred", "package_name": "ansible-automation-platform-26/lightspeed-rhel9", "product_name": "Red Hat Ansible Automation Platform 2"}, {"cpe": "cpe:/a:redhat:ansible_automation_platform:2", "fix_state": "Fix deferred", "package_name": "ansible-automation-platform-27/hub-rhel9", "product_name": "Red Hat Ansible Automation Platform 2"}, {"cpe": "cpe:/a:redhat:ansible_automation_platform:2", "fix_state": "Fix deferred", "package_name": "ansible-automation-platform-27/lightspeed-rhel9", "product_name": "Red Hat Ansible Automation Platform 2"}, {"cpe": "cpe:/a:redhat:ansible_automation_platform:2", "fix_state": "Fix deferred", "package_name": "python3.11-tablib", "product_name": "Red Hat Ansible Automation Platform 2"}, {"cpe": "cpe:/a:redhat:ansible_automation_platform:2", "fix_state": "Fix deferred", "package_name": "python3.12-tablib", "product_name": "Red Hat Ansible Automation Platform 2"}, {"cpe": "cpe:/a:redhat:ansible_automation_platform:2", "fix_state": "Fix deferred", "package_name": "python-tablib", "product_name": "Red Hat Ansible Automation Platform 2"}, {"cpe": "cpe:/a:redhat:satellite:6", "fix_state": "Fix deferred", "package_name": "python3.12-tablib", "product_name": "Red Hat Satellite 6"}, {"cpe": "cpe:/a:redhat:satellite:6", "fix_state": "Fix deferred", "package_name": "python-tablib", "product_name": "Red Hat Satellite 6"}, {"cpe": "cpe:/a:redhat:satellite:6", "fix_state": "Fix deferred", "package_name": "tfm-pulpcore-python-tablib", "product_name": "Red Hat Satellite 6"}, {"cpe": "cpe:/a:redhat:rhui:4::el8", "fix_state": "Fix deferred", "package_name": "python-tablib", "product_name": "Red Hat Update Infrastructure 4 for Cloud Providers"}, {"cpe": "cpe:/a:redhat:rhui:5::el9", "fix_state": "Fix deferred", "package_name": "rhui5/rhua-rhel9", "product_name": "Red Hat Update Infrastructure 5"}], "public_date": "2026-08-12T02:20:44Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-9318\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-9318\nhttps://github.com/jazzband/tablib\nhttps://github.com/jazzband/tablib/pull/668\nhttps://github.com/jazzband/tablib/releases/tag/v3.10.0\nhttps://www.vulncheck.com/advisories/tablib-versions-prior-to-stored-xss-via-html-export-dataset-title"], "statement": "This Moderate impact vulnerability in tablib's HTML export functionality allows for stored cross-site scripting. Exploitation requires an attacker to embed malicious JavaScript in dataset titles within imported files, which then executes when a user renders the exported HTML in a browser. Red Hat products that process untrusted data and utilize tablib for HTML export are affected, as this could lead to session hijacking or unauthorized actions.", "threat_severity": "Moderate"}

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