Product

@Intlify/Vue-I18n-Core (= 12.0.0-Alpha.4)

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Vue I18n: srcdoc attribute XSS vulnerability (CVE-2026-118257)

The Vue I18n sanitizer fails to neutralize the iframe srcdoc attribute when escapeParameter is enabled, allowing attackers to bypass protections and perform DOM-based XSS via injected HTML.

vue-i18n +23 xss web-vulnerability client-side

1t 2c 52m ago