CVE-2023-39663: Inefficient Regular Expression Complexity

August 29, 2023 (updated November 7, 2023)

Mathjax up to v2.7.9 was discovered to contain two Regular expression Denial of Service (ReDoS) vulnerabilities in MathJax.js via the components pattern and markdownPattern.

References

github.com/mathjax/MathJax/issues/3074
nvd.nist.gov/vuln/detail/CVE-2023-39663

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