{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-118257", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-10-27T20:13:55.314Z", "datePublished": "2026-10-28T18:23:49.400Z", "dateUpdated": "2026-10-28T18:23:49.400Z"}, "containers": {"cna": {"title": "Vue I18n: escapeParameter does not prevent XSS through srcdoc in translation messages", "problemTypes": [{"descriptions": [{"cweId": "CWE-79", "lang": "en", "description": "CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')", "type": "CWE"}]}, {"descriptions": [{"cweId": "CWE-116", "lang": "en", "description": "CWE-116: Improper Encoding or Escaping of Output", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"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"}}], "references": [{"name": "https://github.com/intlify/vue-i18n/security/advisories/GHSA-83rm-6c8r-g728", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/intlify/vue-i18n/security/advisories/GHSA-83rm-6c8r-g728"}, {"name": "https://github.com/intlify/vue-i18n/pull/2679", "tags": ["x_refsource_MISC"], "url": "https://github.com/intlify/vue-i18n/pull/2679"}, {"name": "https://github.com/intlify/vue-i18n/commit/43391d20e7c85403cb59bdb21b5d542819f54042", "tags": ["x_refsource_MISC"], "url": "https://github.com/intlify/vue-i18n/commit/43391d20e7c85403cb59bdb21b5d542819f54042"}, {"name": "https://github.com/intlify/vue-i18n/releases/tag/v11.4.14", "tags": ["x_refsource_MISC"], "url": "https://github.com/intlify/vue-i18n/releases/tag/v11.4.14"}, {"name": "https://github.com/intlify/vue-i18n/releases/tag/v12.0.0-alpha.5", "tags": ["x_refsource_MISC"], "url": "https://github.com/intlify/vue-i18n/releases/tag/v12.0.0-alpha.5"}], "affected": [{"vendor": "intlify", "product": "vue-i18n", "versions": [{"version": "= 9.14.5", "status": "affected"}, {"version": "= 10.0.8", "status": "affected"}, {"version": ">= 11.1.10, < 11.4.14", "status": "affected"}, {"version": ">= 12.0.0-alpha.4, < 12.0.0-alpha.5", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-10-28T18:23:49.400Z"}, "descriptions": [{"lang": "en", "value": "Vue I18n is the internationalization plugin for Vue.js. From 11.1.10 until 11.4.14 and from 12.0.0-alpha.4 until 12.0.0-alpha.5, sanitizeTranslatedHtml() escapes markup and event-handler text inside an iframe srcdoc value but leaves the srcdoc attribute active. Browsers decode the character references and parse the value as a same-origin nested HTML document, allowing attacker-controlled parameters or translation content placed in srcdoc to execute script when applications enable escapeParameter and render translations as HTML through v-html. Versions 9.14.5 and 10.0.8 are also affected and are no longer supported, while i18n-t rendering is not affected. This issue is fixed in versions 11.4.14 and 12.0.0-alpha.5."}], "source": {"advisory": "GHSA-83rm-6c8r-g728", "discovery": "UNKNOWN"}}}}

{}

{"affected": [{"affectedData": [{"product": "vue-i18n", "vendor": "intlify", "versions": [{"status": "affected", "version": "= 9.14.5"}, {"status": "affected", "version": "= 10.0.8"}, {"status": "affected", "version": ">= 11.1.10, < 11.4.14"}, {"status": "affected", "version": ">= 12.0.0-alpha.4, < 12.0.0-alpha.5"}]}], "source": "security-advisories@github.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Vue I18n is the internationalization plugin for Vue.js. From 11.1.10 until 11.4.14 and from 12.0.0-alpha.4 until 12.0.0-alpha.5, sanitizeTranslatedHtml() escapes markup and event-handler text inside an iframe srcdoc value but leaves the srcdoc attribute active. Browsers decode the character references and parse the value as a same-origin nested HTML document, allowing attacker-controlled parameters or translation content placed in srcdoc to execute script when applications enable escapeParameter and render translations as HTML through v-html. Versions 9.14.5 and 10.0.8 are also affected and are no longer supported, while i18n-t rendering is not affected. This issue is fixed in versions 11.4.14 and 12.0.0-alpha.5."}], "id": "CVE-2026-118257", "lastModified": "2026-10-28T19:17:30.207", "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"}]}, "published": "2026-10-28T19:17:30.207", "references": [{"source": "security-advisories@github.com", "url": "https://github.com/intlify/vue-i18n/commit/43391d20e7c85403cb59bdb21b5d542819f54042"}, {"source": "security-advisories@github.com", "url": "https://github.com/intlify/vue-i18n/pull/2679"}, {"source": "security-advisories@github.com", "url": "https://github.com/intlify/vue-i18n/releases/tag/v11.4.14"}, {"source": "security-advisories@github.com", "url": "https://github.com/intlify/vue-i18n/releases/tag/v12.0.0-alpha.5"}, {"source": "security-advisories@github.com", "url": "https://github.com/intlify/vue-i18n/security/advisories/GHSA-83rm-6c8r-g728"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-79"}, {"lang": "en", "value": "CWE-116"}], "source": "security-advisories@github.com", "type": "Primary"}]}

{}

{}