CVE-2024-22363: SheetJS Regular Expression Denial of Service (ReDoS)

April 5, 2024 (updated September 19, 2025)

SheetJS Community Edition before 0.20.2 is vulnerable.to Regular Expression Denial of Service (ReDoS).

A non-vulnerable version cannot be found via npm, as the repository hosted on GitHub and the npm package xlsx are no longer maintained. Version 0.20.2 can be downloaded via https://cdn.sheetjs.com/.

References

cdn.sheetjs.com/
cdn.sheetjs.com/advisories/CVE-2024-22363
cwe.mitre.org/data/definitions/1333.html
git.sheetjs.com/sheetjs/sheetjs
git.sheetjs.com/sheetjs/sheetjs/src/tag/v0.20.2
github.com/advisories/GHSA-5pgg-2g8v-p4x9
nvd.nist.gov/vuln/detail/CVE-2024-22363

Code Behaviors & Features

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