CVE-2021-32014

low-risk
Published 2021-07-19

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.

Do I need to act?

-
0.21% chance of exploitation
EPSS score — low exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
5
CVSS 5.5/10 Medium
LOCAL / LOW complexity

Affected Products (3)

Sheetjs
Sheetjs Pro

Affected Vendors

Oracle Sheetjs

References (8)

Third Party Advisory https://floqast.com/engineering-blog/post/fuzzing-and-parsing-securely/
Product https://sheetjs.com/pro
Product https://www.npmjs.com/package/xlsx/v/0.17.0
Patch https://www.oracle.com/security-alerts/cpujan2022.html
Third Party Advisory https://floqast.com/engineering-blog/post/fuzzing-and-parsing-securely/
Product https://sheetjs.com/pro
Product https://www.npmjs.com/package/xlsx/v/0.17.0
Patch https://www.oracle.com/security-alerts/cpujan2022.html
28
/ 100
low-risk
Severity 18/34 · Moderate
Exploitability 1/34 · Minimal
Exposure 9/34 · Low