Description
The escapeParameterHtml: true option in Vue I18n is designed to protect against HTML/script injection by escaping interpolated parameters. However, this setting fails to prevent execution of certain tag-based payloads, such as <img src=x onerror=...>, if the interpolated value is inserted inside an HTML context using v-html.
Recommendation
Update the @intlify/core-base package to the latest compatible version. Followings are version details:
Affected version(s): **>= 11.0.0, < 11.1.10 >= 10.0.0, < 10.0.8 >= 9.0.0, < 9.14.5** Patched version(s): **11.1.10 10.0.8 9.14.5**
References
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- vue-i18n's escapeParameterHtml does not prevent DOM-based XSS through its tag attributes - @intlify/core - CVE-2025-53892
- vue-i18n's escapeParameterHtml does not prevent DOM-based XSS through its tag attributes - @intlify/vue-i18n-core - CVE-2025-53892
- vue-i18n's escapeParameterHtml does not prevent DOM-based XSS through its tag attributes - vue-i18n - CVE-2025-53892
- vue-i18n's escapeParameterHtml does not prevent DOM-based XSS through its tag attributes - CVE-2025-53892


