What’s Vulnerable › Vulnerabilities

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

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.8% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2024-04-05 · updated 2026-06-17
• Weakness: CWE-1333

Description

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

Affected products

• Sheetjs Community Edition: before 0.20.2 — fixed in 0.20.2
• Npm Xlsx: all versions

How to fix

Upgrade to a fixed version: Sheetjs Community Edition 0.20.2. Check the vendor advisory for mitigations.

References

• https://cdn.sheetjs.com/advisories/CVE-2024-22363
• https://cwe.mitre.org/data/definitions/1333.html
• https://git.sheetjs.com/sheetjs/sheetjs/src/tag/v0.20.2
• https://cdn.sheetjs.com/advisories/CVE-2024-22363
• https://cwe.mitre.org/data/definitions/1333.html
• https://git.sheetjs.com/sheetjs/sheetjs/src/tag/v0.20.2

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