CVE-2025-66648

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{"affected": [{"affectedData": [{"product": "vega", "vendor": "vega", "versions": [{"status": "affected", "version": "< 6.1.1"}]}], "source": "security-advisories@github.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:vega-functions_project:vega-functions:*:*:*:*:*:node.js:*:*", "matchCriteriaId": "FED9629A-DA28-4F2E-8E62-E895759E77A0", "versionEndExcluding": "6.1.1", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "vega-functions provides function implementations for the Vega expression language. Prior to version 6.1.1, for sites that allow users to supply untrusted user input, malicious use of an internal function (not part of the public API) could be used to run unintentional javascript (XSS). This issue is fixed in vega-functions `6.1.1`. There is no workaround besides upgrading. Using `vega.expressionInterpreter` as described in CSP safe mode does not prevent this issue."}, {"lang": "es", "value": "vega-functions proporciona implementaciones de funciones para el lenguaje de expresiones Vega. Antes de la versi\u00f3n 6.1.1, para sitios que permiten a los usuarios proporcionar entradas de usuario no confiables, el uso malicioso de una funci\u00f3n interna (no parte de la API p\u00fablica) podr\u00eda utilizarse para ejecutar javascript no intencionado (XSS). Este problema se ha corregido en vega-functions '6.1.1'. No hay soluci\u00f3n alternativa aparte de la actualizaci\u00f3n. El uso de 'vega.expressionInterpreter' como se describe en el modo seguro de CSP no evita este problema."}], "id": "CVE-2025-66648", "lastModified": "2026-10-14T19:10:00.297", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 7.2, "baseSeverity": "HIGH", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 2.7, "source": "security-advisories@github.com", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 6.1, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 2.7, "source": "nvd@nist.gov", "type": "Primary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2025-66648", "options": [{"exploitation": "none"}, {"automatable": "yes"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-01-06T15:40:01.643885Z", "version": "2.0.3"}}]}, "published": "2026-01-05T22:15:51.400", "references": [{"source": "security-advisories@github.com", "tags": ["Exploit", "Vendor Advisory"], "url": "https://github.com/vega/vega/security/advisories/GHSA-m9rg-mr6g-75gm"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-79"}], "source": "security-advisories@github.com", "type": "Secondary"}]}

{"bugzilla": {"description": "vega-functions: vega-functions: Cross-Site Scripting via untrusted user input", "id": "2427238", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2427238"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.2", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N", "status": "draft"}, "cwe": "CWE-79", "details": ["A flaw was found in vega-functions. For sites that allow users to supply untrusted input, a remote attacker could exploit a vulnerability by maliciously using an internal function. This could lead to the execution of unintentional JavaScript, resulting in Cross-Site Scripting (XSS)."], "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-2025-66648", "public_date": "2026-01-05T21:33:14Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2025-66648\nhttps://nvd.nist.gov/vuln/detail/CVE-2025-66648\nhttps://github.com/vega/vega/security/advisories/GHSA-m9rg-mr6g-75gm"], "statement": "This vulnerability is rated Important for Red Hat products such as jupyterlab and snakemake in Fedora and EPEL, and cloud.redhat.com services utilizing vega-functions. The flaw allows for Cross-Site Scripting (XSS) when applications permit untrusted user input to be processed by vega-functions, potentially leading to the execution of unintentional JavaScript.", "threat_severity": "Important"}

{"created": "2026-01-06T14:16:38.738802+00:00", "updated": "2026-01-06T14:16:38.738840+00:00", "vendors": ["vega_project", "vega_project$PRODUCT$vega-functions"]}