5.8 Medium
AI Score
Confidence
High
0.001 Low
EPSS
Percentile
28.0%
SimpleMDE 1.11.2 has XSS via an onerror attribute of a crafted IMG element, or via certain input with [ and ( characters, which is mishandled during construction of an A element.
github.com/sparksuite/simplemde-markdown-editor/issues/721