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Fencer Vulns
high 8.8

CVE-2021-27489 json

ZOLL Defibrillator Dashboard, v prior to 2.2, The web application allows a non-administrative user to upload a malicious file.

published 2021-06-16 5 y ago modified 2026-06-17 4 mo ago also EUVD-2021-14243

cvss
8.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.3%
EPSS 1.3% chance of exploitation in 30 days, percentile 70%
public exploits
0
none known

Summary

ZOLL Defibrillator Dashboard, v prior to 2.2, The web application allows a non-administrative user to upload a malicious file. This file could allow an attacker to remotely execute arbitrary commands.

Patch / fix

  • zoll defibrillator_dashboard 2.2

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

cisa ICSMA-21-161-01 updated cvss 9.9

ZOLL Defibrillator Dashboard

  • ZOLL Defibrillator Dashboard < 2.2
    affected: vendor fix

From CISA ICS and IT advisories (CSAF, https://github.com/cisagov/CSAF), a U.S. Government work; changed: reduced to products, statuses and remediations. CISA notification · csaf

Exploit prediction

1.29% chance of exploitation in the next 30 days, higher than 70% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 6.5 AV:N/AC:L/Au:S/C:P/I:P/A:P

Affected products

  • n/a ZOLL Defibrillator Dashboard

Classification

Weakness
  • CWE-434 Unrestricted Upload of File with Dangerous Type

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.