GHSA-qwj6-q94f-8425: MathLive's Lack of Escaping of HTML allows for XSS

January 21, 2025

Despite normal text rendering as LaTeX expressions, preventing XSS, the library also provides users with commands which may modify HTML, such as the \htmlData command, and the lack of escaping leads to XSS.

References

github.com/advisories/GHSA-qwj6-q94f-8425
github.com/arnog/mathlive
github.com/arnog/mathlive/commit/abc26056fd5e29a99edfa96a0bbe855ea2a8b678
github.com/arnog/mathlive/security/advisories/GHSA-qwj6-q94f-8425

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