Home/CVE/SheetJS and SheetJS Pro through 0.16.9 allows attackers to cause a denial of service (CPU consumption) via a crafted .xl
CVE

CVE-2021-32014

SheetJS and SheetJS Pro through 0.16.9 allows attackers to cause a denial of service (CPU consumption) via a crafted .xl

SheetJS and SheetJS Pro through 0.16.9 allows attackers to cause a denial of service (CPU consumption) via a crafted .xlsx document that is mishandled when read by xlsx.js.

MEDIUM · CVSS 5.5 EPSS 0.00212
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-400Uncontrolled Resource Consumption
▤

Affected Products & Versions

3
sheetjs<= 0.16.9
sheetjs pro<= 0.16.9
oracle rest data services< 21.2.4
▤

Affected Packages

2
Language-ecosystem packages (from OSV) tied to this CVE, with the version that fixes it - the dependency-level detail NVD doesn’t carry.
Maven org.webjars.npm:xlsx MODERATE fixed in 0.17.0
npm xlsx MODERATE fixed in 0.17.0
▣

Scoring & Timeline

5.5
MEDIUM · CVSS v3.1 · cve@mitre.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD19 Jul 2021 · 02:15 PM
CVSS VectorCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
⚑

Vendor Advisories

1
oracle-cpuoracle-cpu-Oracle-Database-Oracle-REST-Data-Services-9456--CVE-2021-32014
🔗

References & Sources

4
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://floqast.com/engineering-blog/post/fuzzing-and-parsing-securely/Third Party Advisory
https://sheetjs.com/proProductVendor Advisory
https://www.npmjs.com/package/xlsx/v/0.17.0ProductThird Party Advisory
https://www.oracle.com/security-alerts/cpujan2022.htmlPatchThird Party Advisory
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