{"url":"http://public2.vulnerablecode.io/api/packages/897953?format=json","purl":"pkg:npm/vega-expression@2.5.0","type":"npm","namespace":"","name":"vega-expression","version":"2.5.0","qualifiers":{},"subpath":"","is_vulnerable":true,"next_non_vulnerable_version":"5.2.1","latest_non_vulnerable_version":"6.1.0","affected_by_vulnerabilities":[{"url":"http://public2.vulnerablecode.io/api/vulnerabilities/48362?format=json","vulnerability_id":"VCID-mkyf-amf3-mbbe","summary":"Vega Cross-Site Scripting (XSS) via expressions abusing toString calls in environments using the VEGA_DEBUG global variable\nVega offers the evaluation of expressions in a secure context. Arbitrary function call is prohibited. When an event is exposed to an expression, member get of window objects is possible. Because of this exposure, in some applications, a crafted object that overrides its toString method with a function that results in calling `this.foo(this.bar)`, DOM XSS can be achieved.\n\nIn practice, an accessible gadget like this exists in the global VEGA_DEBUG code.\n\n```js\n({\ntoString: event.view.VEGA_DEBUG.vega.CanvasHandler.prototype.on,\neventName: event.view.console.log,\n_handlers: {\nundefined: 'alert(origin + ` XSS on version `+ VEGA_DEBUG.VEGA_VERSION)'\n},\n_handlerIndex: event.view.eval\n})+1\n```","references":[{"reference_url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2025-59840.json","reference_id":"","reference_type":"","scores":[{"value":"8.1","scoring_system":"cvssv3","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N"}],"url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2025-59840.json"},{"reference_url":"https://api.first.org/data/v1/epss?cve=CVE-2025-59840","reference_id":"","reference_type":"","scores":[{"value":"0.00034","scoring_system":"epss","scoring_elements":"0.10294","published_at":"2026-06-05T12:55:00Z"}],"url":"https://api.first.org/data/v1/epss?cve=CVE-2025-59840"},{"reference_url":"https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml","reference_id":"","reference_type":"","scores":[{"value":"8.1","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N"}],"url":"https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml"},{"reference_url":"https://github.com/vega/editor/blob/e102355589d23cdd0dbfd607a2cc5f9c5b7a4c55/src/components/renderer/renderer.tsx#L239","reference_id":"","reference_type":"","scores":[{"value":"8.1","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/vega/editor/blob/e102355589d23cdd0dbfd607a2cc5f9c5b7a4c55/src/components/renderer/renderer.tsx#L239"},{"reference_url":"https://github.com/vega/editor/blob/e102355589d23cdd0dbfd607a2cc5f9c5b7a4c55/src/index.tsx#L14-L16","reference_id":"","reference_type":"","scores":[{"value":"8.1","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/vega/editor/blob/e102355589d23cdd0dbfd607a2cc5f9c5b7a4c55/src/index.tsx#L14-L16"},{"reference_url":"https://github.com/vega/vega","reference_id":"","reference_type":"","scores":[{"value":"8.1","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/vega/vega"},{"reference_url":"https://vega.github.io/editor/#/url/vega/N4IgJAzgxgFgpgWwIYgFwhgF0wBwqgegIDc4BzJAOjIEtMYBXAI0poHsDp5kTykSArJQBWENgDsQAGhAB3GgBN6aAMwCADDPg0yWVRplIGmNhBoAvOGhDiJVmQrjQATjRyZ2k9ABU2ZMgA2cAAEAELGJpIyZmTiSAEQaADaoHEIVugm-kHSIMTxDBmYzoUyEsmgcKTimImooJgAnjgZIFABNFAA1rnIzl1prVA0zu1WAL4yDDgKSJitWYEhAPzBAGbxECGowcWFIOMAupOpSOnWSAoKAGI0AfPOueWoKSBVcDV1Dc2tCGwMWz+pFyYgYo1a8nECjYsgOUxmc1aAApgCYAMrFGjiMiod41SjEGhwWSUABqAFEAOIAQQA+gARcmhACqlIJfEoAGEkOJ8hAABI8hRBZyUHDONgmJotSgSKTBPGYAByZzguOqmAJRJJUAkYiClACfiktJgQpF+GADChcDWWLgClQAHJ4nBnJgkWxXLRxMEANTBAAGwQAGmi0cEJMFSM4zFHAwGKTSGUzWWSqXSKQAlNEASQA8kqAJROyam81u3M2gAe6o+msJxMoVXi4yLfoAjAdjscgA","reference_id":"","reference_type":"","scores":[{"value":"8.1","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://vega.github.io/editor/#/url/vega/N4IgJAzgxgFgpgWwIYgFwhgF0wBwqgegIDc4BzJAOjIEtMYBXAI0poHsDp5kTykSArJQBWENgDsQAGhAB3GgBN6aAMwCADDPg0yWVRplIGmNhBoAvOGhDiJVmQrjQATjRyZ2k9ABU2ZMgA2cAAEAELGJpIyZmTiSAEQaADaoHEIVugm-kHSIMTxDBmYzoUyEsmgcKTimImooJgAnjgZIFABNFAA1rnIzl1prVA0zu1WAL4yDDgKSJitWYEhAPzBAGbxECGowcWFIOMAupOpSOnWSAoKAGI0AfPOueWoKSBVcDV1Dc2tCGwMWz+pFyYgYo1a8nECjYsgOUxmc1aAApgCYAMrFGjiMiod41SjEGhwWSUABqAFEAOIAQQA+gARcmhACqlIJfEoAGEkOJ8hAABI8hRBZyUHDONgmJotSgSKTBPGYAByZzguOqmAJRJJUAkYiClACfiktJgQpF+GADChcDWWLgClQAHJ4nBnJgkWxXLRxMEANTBAAGwQAGmi0cEJMFSM4zFHAwGKTSGUzWWSqXSKQAlNEASQA8kqAJROyam81u3M2gAe6o+msJxMoVXi4yLfoAjAdjscgA"},{"reference_url":"https://vega.github.io/vega/usage/interpreter","reference_id":"","reference_type":"","scores":[{"value":"8.1","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://vega.github.io/vega/usage/interpreter"},{"reference_url":"https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1125183","reference_id":"1125183","reference_type":"","scores":[],"url":"https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1125183"},{"reference_url":"https://bugzilla.redhat.com/show_bug.cgi?id=2414907","reference_id":"2414907","reference_type":"","scores":[],"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2414907"},{"reference_url":"https://nvd.nist.gov/vuln/detail/CVE-2025-59840","reference_id":"CVE-2025-59840","reference_type":"","scores":[{"value":"8.1","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-59840"},{"reference_url":"https://github.com/advisories/GHSA-7f2v-3qq3-vvjf","reference_id":"GHSA-7f2v-3qq3-vvjf","reference_type":"","scores":[{"value":"HIGH","scoring_system":"cvssv3.1_qr","scoring_elements":""}],"url":"https://github.com/advisories/GHSA-7f2v-3qq3-vvjf"},{"reference_url":"https://github.com/vega/vega/security/advisories/GHSA-7f2v-3qq3-vvjf","reference_id":"GHSA-7f2v-3qq3-vvjf","reference_type":"","scores":[{"value":"8.1","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N"},{"value":"HIGH","scoring_system":"cvssv3.1_qr","scoring_elements":""},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""},{"value":"Track","scoring_system":"ssvc","scoring_elements":"SSVCv2/E:P/A:N/T:P/P:M/B:A/M:M/D:T/2025-11-14T15:59:50Z/"}],"url":"https://github.com/vega/vega/security/advisories/GHSA-7f2v-3qq3-vvjf"}],"fixed_packages":[{"url":"http://public2.vulnerablecode.io/api/packages/71390?format=json","purl":"pkg:npm/vega-expression@5.2.1","is_vulnerable":false,"affected_by_vulnerabilities":[],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:npm/vega-expression@5.2.1"},{"url":"http://public2.vulnerablecode.io/api/packages/71389?format=json","purl":"pkg:npm/vega-expression@6.1.0","is_vulnerable":false,"affected_by_vulnerabilities":[],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:npm/vega-expression@6.1.0"}],"aliases":["CVE-2025-59840","GHSA-7f2v-3qq3-vvjf"],"risk_score":4.0,"exploitability":"0.5","weighted_severity":"8.0","resource_url":"http://public2.vulnerablecode.io/vulnerabilities/VCID-mkyf-amf3-mbbe"}],"fixing_vulnerabilities":[],"risk_score":null,"resource_url":"http://public2.vulnerablecode.io/packages/pkg:npm/vega-expression@2.5.0"}