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Fencer Vulns
critical 9.8

CVE-2020-21224 in the critical feed json

A Remote Code Execution vulnerability has been found in Inspur ClusterEngine V4.0.

published 2021-02-22 5 y ago modified 2026-06-17 4 mo ago also EUVD-2020-13998

cvss
9.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
38.7%
EPSS 38.7% chance of exploitation in 30 days, percentile 98%
public exploits
0
none known, plus a Nuclei check

Summary

A Remote Code Execution vulnerability has been found in Inspur ClusterEngine V4.0. A remote attacker can send a malicious login packet to the control server

Exploit prediction

38.75% chance of exploitation in the next 30 days, higher than 98% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • Nuclei template Inspur ClusterEngine 4.0 - Remote Code Execution nuclei detection template
  • github.com https://github.com/NS-Sp4ce/Inspur/tree/master/ClusterEngineV4.0%20Vul referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 10.0 AV:N/AC:L/Au:N/C:C/I:C/A:C

Classification

Weakness
  • CWE-88 Improper Neutralization of Argument Delimiters in a Command

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.