Disable Html.Attributes.srcdoc #281
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lydell
commented
Nov 11, 2025
| srcdoc = | ||
| stringProperty "srcdoc" | ||
| srcdoc _ = | ||
| stringProperty "srcdoc" """This is an XSS vector. Please <a href="https://github.com/elm/html/blob/master/iframe-srcdoc.md">use a web component instead</a>.""" |
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This wording is inspired by elm/virtual-dom:
Note that in the linked code, the message does not appear in --optimize mode. I don’t think it’s worth the effort doing the same here, since nobody will use Html.Attributes.srcdoc in production, since it no longer does anything useful.
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Closes #246 together with elm/virtual-dom#191.