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CVE-2023-29400 Templates containing actions in unquoted HTML attributes (e.g

Description

Templates containing actions in unquoted HTML attributes (e.g. "attr={{.}}") executed with empty input can result in output with unexpected results when parsed due to HTML normalization rules. This may allow injection of arbitrary attributes into tags.

Affected products and versions

Product Affected versions Fixed in
html/template 1.20 1.20.0-0 → < 1.20.4 1.20.4
html/template 1.19 earliest → < 1.19.9 1.19.9

References

Timeline

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The 14 CVEs of html/template →
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