CVE-2026-48591

CVE-2026-48591 describes a stored cross-site scripting vulnerability in the open-source earmark Markdown library used with Elixir. The issue arises from how Elixir.Earmark.Transform:_make_att1/2 splices attribute values directly between two literal quotes, causing attribute values to be emitted v...

CVE-2026-48591 Stored XSS via unescaped HTML attribute values in earmark

Improper Neutralization of Script in Attributes in a Web Page vulnerability in pragdave earmark allows stored cross-site scripting via unescaped HTML attribute values. 'Elixir.Earmark.Transform':makeatt1/2 in lib/earmark/transform.ex splices attribute values verbatim between two literal " bytes: ...

EUVD-2026-37761

Improper Neutralization of Script in Attributes in a Web Page vulnerability in pragdave earmark allows stored cross-site scripting via unescaped HTML attribute values. 'Elixir.Earmark.Transform':makeatt1/2 in lib/earmark/transform.ex splices attribute values verbatim between two literal " bytes: ...